10 Best Slime Alien of 2026

Tested and Reviewed: Top 10 Slime Alien deals with expert ratings from 8.1 to a perfect 10

June 2026 Edition

Editor's Choice

9.7

Save 11%

FUN KIDZ

Toy Galaxy Slime Kit for Boys Girls 10-12, FunKidz Ultimate Metallic Slime Making Kit for Kids Ages 8-12 DIY Glow Galactic Globe Shape Fun Slime Gifts

11% Off

Editor's bottom line:

“This slime alien is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

[MAKE GALAXY SLIME]- Simple follow the instructions to make galaxy slime with ingredients supplies and galaxy style add ins. The slime toy give kids a magical outer space feeling, share long time happiness with friends.
[EASY SLIME]- FunKidz slime for boys girls use premium material which form more easier. The made slime super soft and stretchy. Due to concentrated slime glue, remember to pour 2-3 times clear water to attenuate glue before mixing with slime activator. You will make at least 1000 milliliter basic slime total.
[PERFECT GIRLS SLIME GIFT] Our girl slime kit for 6, 7, 8, 9, 10, 11, 12 years old is an excellent gift choice. Suitable for any occasion such as birthday party, festivals, holiday, school or carnival prizes and Christmas stocking stuffers.
[SUPER FUN FOR KIDS]- Add colorful beads, glitters, foam and glow in the dark stars into premade galaxy slime, let the slime become more beautiful and shiny. Realize children's dreams of becoming an astronaut.
[GALAXY CHARM]- Put the star into your awesome slime and then store in cute clear star shaped bottle. Make your own favorite galaxy theme slime craft. Especial the stars will glow in the dark.
[SCIENCE OF SLIME]- Create kids slime by creativity with our slime creation kit. It is the best way to learn space knowledge.
[HUNDREDS SLIME POSSIBLITY]- Make varieties slime for fun such as cloud slime, butter slime, glitter slime, metallic color slime, soft slime, glow in the dark slime. Besides, add white clay could let slime have more colors. There are hundreds possibility combination slime to discover.
[STRESS RELIEF TOY]- Squeeze it, fold it, roll it, and pull it, FUNKIDZ best slime kit for girls are excellent tool to relieve stress, help get rid of nail biting, knuckle cracking, leg shaking and other fidgeting habits.
[STORAGE YOUR SLIME]- Galaxy slime set for teens is reusable. When you done playing with fluffy slime, there are 8 airtight containers to store and keep it from drying out. One globe shape container for galaxy slime displaying. The beautiful trendy outer box could carry everywhere.
[PROMOTE ABILITIES]- Playing the slime maker kit for girls ages 6-8 with friends will help build friendships and promote self-confidence. Mix different colors and charms matching by imagination could also help kids improve the colorific collocation ability and hands on skills.

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Picked by 397 people today

9.5

Okaybee

Galaxy Glow-in-The-Dark Slime Kit 9 Pack - Space Slime with Astronaut, Alien & UFO Charms, DIY Slimes Set Sensory Toys, Slimes Party Favors for Kids Gift

Main Highlights

EXPLORE THE GLOWING COSMOS: Charge the slime under sunlight or activate the brilliant glow instantly with the included UV flashlight! Watch your galaxy slimes emit a mysterious radiance in the dark, creating a captivating mini universe in the palms of their hands that sparks curiosity and a passion for space exploration.
CREATE YOUR GALAXY MASTERPIECE: This 9-pack features deep galaxy colors like Nebula Purple, Cosmic Blue, and Moon Yellow. Each slime includes unique resin charms shaped like astronauts, aliens, UFOs and monsters. Customize further with included glowing add-ins, glitter, and foam beads to simulate asteroid belts for endless creative combinations and sensory exploration.
KIDS-FRIENDLY & SAFE SLIME: Made from high-quality ingredients, all slimes meet child safety standards, ensuring a worry-free playtime for parents and endless fun for kids. Note: Adult supervision is recommended for children under 3 years old. Do NOT eat!
SOFT, STRETCHY & EASY TO PLAY: Our rainbow slimes are incredibly soft, highly stretchable, and easy to mold. Perfect for squeezing, pulling, and shaping, they enhance fine motor skills while providing endless fun.
THE PERFECT GIFT & DE-STRESSING: This glow in the dark slime kit is an ideal gift for birthdays, Easter, Halloween, or Christmas. It provides hours of fun, relaxation, and creative expression for all ages, making it a fantastic party favor and de-stressing tool.

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9.5

Thames & Kosmos

Thames & Kosmos Ooze Labs: Alien Slime Lab Science Experiment Kit & Lab Setup, 10 Experiments with Slime | A Parents' Choice Recommended Award Winner

Main Highlights

Mix up four different types of slime and conduct scientific tests to identify them!
Real STEM learning with a fun, fictional storyline, you are the lead chemist in your very own out-of-this-world Laboratory and it's your job to identify ufos-unidentifiedd funky oozes!
Conduct viscosity tests on the slime, disect it with tweezers and a plastic scalpel, cut out a brain shape, Stamp it with an alien head, and add eyes to your Alien slime!
Safety : includes safe, non-toxic materials (does not contain borax) and an instruction manual that guides experimentation and offers engaging scientific information.
Compatible with other kits in the ooze labs line; Use the UFO Alien slime lab station independently, or combine it with other ooze labs stations to create the ultimate chemistry Laboratory!

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9.2

Okaybee

Astronaut Galaxy Slime for Kids, Big Slime Bucket with Clay, Glow in The Dark Slimes Kit for Girls and Boys Ages 8-12, Slimes Party Favors for Birthday Easter, Sensory DIY Toys

Main Highlights

Glow in The Dark Slime CharmsPut the slime charms & stars slices under sunlight, after a few minutes they will glow in the dark. Kids will love it! This galaxy slime kit will be the popular toy at the slime party.
Large Capacity & Variety Slime Add-insEach bucket comes packed with a generous amount of slime, containing 300ml/10 fl oz of pure joy! To enhance the fun, we have included 9 packs different slime add-ins with our slime kit. Making your own slime as Butter Slime, Crunchy Slime or Foams Slime through hands on exploration and discovery.
Kids Friendly Slime Made from high-quality ingredients, this black slime is safe for kids and adults alike. Note: Adult supervision is recommended for children under 3 years old. Do NOT eat!
Super Soft & Good Stretchy Okaybee's premade slime delivers a unique texture that is super soft to touch. With its easy-to-use nature, you can dive right in and start enjoying the squishy, stretchy goodness.
Great Slime Gift for KidsThis galaxy slime kit is an excellent holiday birthday gifts for boys & girls ages 6, 7, 8, 9,10, 11, 12. Slime party favors, school or hallowmas even christmas stocking stuffers.

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Best Value

9.0

Save 20%

GHOBROFY

GHOBROFY Galaxy Slime 2 Pack, Stress Relief Clear for Kids Education, Party Favors Soft & Non-Sticky Crunchy for Girls & Boys, Blue

20% Off

Main Highlights

2 PACK SLIME: 2 packs wet soft glitter galaxy slime in the package, with around 184g of slime per pack. And the slime is made of high-quality and non-toxic materials, that's non-sticky and safe to kids and easy wash
GOOD TEXTURE: GHOBROFY kids slime have certain consistency and is soft, that you can roll it and twist it as you like and it will not be broken easily. Also the slime for kids smell faintly which means that you don't need to worry about the strong odor like other slime. Our slime pack could let you enjoy slime charms and help to develop your creative skills and imagination
RELIEVING STRESS: Enjoy slime time creating any shapes, to develop children's imagination and it's also good for taking stress-relief education and sensory experience. As You Squeeze, Fold, Roll, Twist, Smash It, Pull It Apart, It will rejoins seamlessly, help you pay attention on one thing for hours, make kids relax from anxiety
SLIME PARTY FAVORS FOR KIDS: Suitable as a birthday Halloween Christmas slime gift, carnival prizes and goodie bag stuffs. But cannot eat, please make sure children use our stitch slime with a adult's supervision. And the baby under 3 would better not use the slime for fun
TIPS FOR PLAYING: Please put the slime back in the bottle after playing or it may be really dry that could not be use again. And it's better not to play it on the carpet,that'll be a little hard to wash. If the pink/blue/purple/green/red slime for girls ages 8-12 gets STICK, just add a little BAKING SODA to recover it, or warm it

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8.8

Save 13%

BSINHTIY

Galaxy Glitter Galaxy Slime Kit, Dark Blue Galaxy Slime of All Shapes and Textures, Spacecraft Charm Includes Slime Kit Party Gifts.

13% Off

Main Highlights

Slime Fun: Unleash your creativity with this vibrant slime kit, featuring eye-catching Sky blue hues adorned with fun sprinkles and embellishments.
Sensory Experience: Indulge in the mesmerizing texture of this stretchy, pliable slime, providing a calming and tactile sensory adventure.
Easy Storage: The slime comes conveniently packaged in a clear plastic container, allowing for easy access and storage.
Endless Possibilities: Knead, squeeze, and sculpt the slime into various shapes and designs, sparking imagination and encouraging hands-on play.
Compact Size: Compact and portable, this slime kit is perfect for on-the-go entertainment or as a thoughtful gift for slime enthusiasts.

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8.6

Save 15%

LAWOHO

LAWOHO 6 Pack Galaxy Slime Kit for Kids- Cloud, Butter & Clear Slimes with Space Add-ins, 360ml Black Slime for Boys Girls, Kids Slime Kits for Easter Christmas Halloween Birthday, Space Party Favors

15% Off

Main Highlights

Galaxy Slime KitThis slime set packs 3 textures: 2 butter slime, 2 cloud slime, 2 clear slime60ml each, 360ml total! With astronaut slime charms, its a perfect slime kit for boys and girls. Enjoy non-sticky butter slime, fluffy cloud slime, and stretchy clear slime all in one kids slime kit
Gradual Black & Fun Add-insA space-themed slime making kit with 8 add-ins! Mix to make crunchy, fluffy snowflake slime, or smooth butter slimepaired with astronaut slime charms for unique creations. Its like building your own galactic station, perfect as space toys for kids and slime for boys and girls
Value-Packed Slime KitsOur space slime is soft, non-sticky, and easy to stretch. Foam balls make a satisfying frying sound when added to clear slime for squeezing! Fluffy cloud slime stretches like snowflakes, while butter slime stays smooth. A must-have kids slime set
Non-Stick & 100% SafeThis slime for kids uses high-quality materialsnon-stick and safe for adults and children (but please dont eat!). Note: Kids under 3 need supervision. Trust our slime kits for endless fun
Space Party Favors for Kids6-pack galaxy slime kit with add-ins and slime charmsideal space party favors! Perfect for birthdays, Easter, Halloween, Christmas, holidays or any occasion. A hit with both boys and girls as slime party favors

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8.3

OWEFTOPO

24 Pack Galaxy Slime-Multi Colored Sensory Putty,Party Favors for Kids, Non Sticky,Safe for Girls and Boys Classroom Reward,Stress Relief Toy, Party Supplies

Main Highlights

Slime Party Favors, 24 Pack Galaxy Slime-Multi colored sensory putty,Party Favors for Kids, Non Sticky,Safe for Girls and Boys Classroom Reward,Stress Relief Toy, Party Supplies
Hours of Fun for Kids.slime valentines for kids
Great Gift:The slime is suitable for birthday gift, school, color education, class exchange gifts, goodies bag, giving away gift, Christmas stocking stuffers.
Perfect Slime Party Favors :Give your kids as a gift perfect for almost occasion like easter party favors, easter hunting,Birthday gifts, goodie bag and classroom prizes.
Soft Crystal Slime:Super Soft ,non-sticky,Soft Sludge Toy

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8.1

Junfamilee

3D Green Alien Slices Halloween Nails Accessories Soft Polymer Clay Flakes Charms Nail Art Supplies Slime Accessories for DIY Crafts DIY Nail Jewelry, Nail Art Accessories

Main Highlights

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8.1

Fun Express

Fun Express - Alien Character with Slime - Toys - Active Play - Dough & Putty & Slime Toys - 12 Pieces

Main Highlights

COLORFUL SLIME: Enjoy 12 vibrant containers of alien slime in assorted colors. Each container includes 2.5 x 4 of squishy, stretchy fun that kids and adults alike won't be able to put down!
ALIEN-SHAPED CONTAINER: The slime comes in uniquely designed, hard-to-resist alien-shaped plastic containers, making it perfect for keeping little hands entertained while adding a fun extraterrestrial vibe.
SAFE AND DURABLE: Made from high-quality, durable plastic, the containers keep the slime fresh and ready to play. Its a safe and exciting toy that brings hours of squishy joy to kids.
PERFECT FOR EVENTS & PARTY FAVORS: These alien-themed slime containers are ideal for goodie bags, birthday parties, and holidays. Theyre a fun and memorable addition to any celebration or event!
COMPACT & EASY TO CARRY: Each container is portable and convenient, making it great for on-the-go fun. Perfect for road trips, school activities, or just every day enjoyable play at home!

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Our Best Overall Choice

Best Choice

9.7

FUN KIDZ

Toy Galaxy Slime Kit for Boys Girls 10-12, FunKidz Ultimate Metallic Slime Making Kit for Kids Ages 8-12 DIY Glow Galactic Globe Shape Fun Slime Gifts

11% Off

Editor's bottom line:

“This is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

[MAKE GALAXY SLIME]- Simple follow the instructions to make galaxy slime with ingredients supplies and galaxy style add ins. The slime toy give kids a magical outer space feeling, share long time happiness with friends.
[EASY SLIME]- FunKidz slime for boys girls use premium material which form more easier. The made slime super soft and stretchy. Due to concentrated slime glue, remember to pour 2-3 times clear water to attenuate glue before mixing with slime activator. You will make at least 1000 milliliter basic slime total.
[PERFECT GIRLS SLIME GIFT] Our girl slime kit for 6, 7, 8, 9, 10, 11, 12 years old is an excellent gift choice. Suitable for any occasion such as birthday party, festivals, holiday, school or carnival prizes and Christmas stocking stuffers.
[SUPER FUN FOR KIDS]- Add colorful beads, glitters, foam and glow in the dark stars into premade galaxy slime, let the slime become more beautiful and shiny. Realize children's dreams of becoming an astronaut.
[GALAXY CHARM]- Put the star into your awesome slime and then store in cute clear star shaped bottle. Make your own favorite galaxy theme slime craft. Especial the stars will glow in the dark.
[SCIENCE OF SLIME]- Create kids slime by creativity with our slime creation kit. It is the best way to learn space knowledge.
[HUNDREDS SLIME POSSIBLITY]- Make varieties slime for fun such as cloud slime, butter slime, glitter slime, metallic color slime, soft slime, glow in the dark slime. Besides, add white clay could let slime have more colors. There are hundreds possibility combination slime to discover.
[STRESS RELIEF TOY]- Squeeze it, fold it, roll it, and pull it, FUNKIDZ best slime kit for girls are excellent tool to relieve stress, help get rid of nail biting, knuckle cracking, leg shaking and other fidgeting habits.
[STORAGE YOUR SLIME]- Galaxy slime set for teens is reusable. When you done playing with fluffy slime, there are 8 airtight containers to store and keep it from drying out. One globe shape container for galaxy slime displaying. The beautiful trendy outer box could carry everywhere.
[PROMOTE ABILITIES]- Playing the slime maker kit for girls ages 6-8 with friends will help build friendships and promote self-confidence. Mix different colors and charms matching by imagination could also help kids improve the colorific collocation ability and hands on skills.

Show Price

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