- Best overall kit: Ice Cream Butter Cloudz bucket, 13 oz of slime plus mix-ins and an ice cream scooper, ages 4+.
- Best decorating kit: Fluffy Egg Kit, pre-made compound with scents and charms in a reusable container.
- Best craft add-on: 3D Sticker Refills, Undersea Adventure, for 50 sticker shakers; needs the iLY 3D Sticker Maker, sold separately.
- Best for groups: Butter Cloudz 24 Pack, 24 assorted scented slimes.
- Best clear slime set: Crystal Clearz by Nichole Jacklyne, ready out of the tub, ages 4+.
Best overall slime kitCompound Kings Ice Cream Butter Cloudz Scented Large Slime Bucket for Kids
Best decorating kitCompound King Fluffy Egg Kit
Best craft add-onCOMPOUND KINGS 3D Sticker Refills - Undersea Adventure - WeCool Toys
Best kit for groupsCompound Kings Butter Cloudz 24 Pack - WeCool ToysSlime kits for kids range from bottles of glue and activator to ready-made tubs with toppings and tools. Compound Kings sits firmly in the ready-made camp: its slime arrives pre-made, and the kit part comes from mix-ins, charms, scoopers and craft refills.
That means less mess and no measuring, which many parents prefer. Below are five Compound Kings sets, with contents and age grades taken from the listings. See every product on the homepage.
Our picks

Compound Kings Ice Cream Butter Cloudz Scented Large Slime Bucket for Kids
The Ice Cream Butter Cloudz bucket is the most kit-like slime in the line. The listing describes 13 oz of pre-made butter slime in a resealable, reusable container with mix-ins and an ice cream scooper, so kids can set up their own pretend ice cream shop. It is marked for ages 4+ and called non-toxic in the title. The title lists a cookie dough scent while one bullet mentions mint chocolate chunk.
- 13 oz stated
- Mix-ins and scooper
- Ready to play
- Not a make-your-own chemistry kit

Compound King Fluffy Egg Kit
The Fluffy Egg Kit pairs pre-made compound with trendy scents and charms, per the listing, in a reusable storage container kids can take on the go. The maker describes a moldable soft compound for endless shapes and calls it a stress buster for anxious children. It sits in the Fluffy Cloudz family.
- Charms included
- Reusable container
- Pre-made compound
- Size and age grade not stated

COMPOUND KINGS 3D Sticker Refills - Undersea Adventure - WeCool Toys
The 3D Sticker Refills in Undersea Adventure are not slime, but they fit a crafty Compound Kings shelf. The listing says the pack makes 50 new sticker shakers with ocean creatures, glitter mix-ins and sprinkle fillings. It includes sticker blisters, shaped blister trays, themed backgrounds, sprinkles and glitter, and it is designed for the original iLY 3D Sticker Maker, sold separately.
- 50 sticker shakers per the listing
- Everything but the maker included
- Ocean theme
- Requires a separate machine
- Glitter can be messy

Compound Kings Butter Cloudz 24 Pack - WeCool Toys
For a slime station at a party or playdate, the Butter Cloudz 24 Pack gives 24 assorted butter slimes, each lightly scented. The listing describes a smooth, fluffy, stretchy texture that is easy to knead, drizzle and swirl. Pair it with your own cookie cutters or toy scoops for a simple group activity.
- 24 slimes
- Assorted colors and scents
- Easy to share
- No tools or age grade listed

COMPOUND KINGS Fluffy Scented Crystal Clearz Slime Bucket by Nichole Jacklyne
Crystal Clearz is a Compound Kings exclusive by Nichole Jacklyne. The listing says it is ready out of the tub and great for bubble pops. It promises long-lasting scents and a non-sticky, non-drying formula, and is marked for kids aged 4+.
- Ready to play
- Non-drying per the listing
- Ages 4+ stated
- No add-ins listed
How we picked these slime kits for kids
We looked across the whole Compound Kings line for sets that give kids something to do beyond squishing: tools, mix-ins, charms or a craft activity. We also kept one group pack and one clear slime for variety.
We relied on listing details only. No prices, ratings or play tests went into the awards.
What is in each kit?
| Kit | Main contents | Extras | Age grade | Needs anything else? |
|---|---|---|---|---|
| Ice Cream Butter Cloudz | 13 oz butter slime | ✓ Mix-ins, scooper | 4+ | ✗ No |
| Fluffy Egg Kit | Pre-made compound | ✓ Charms | Not stated | ✗ No |
| 3D Sticker Refills | Materials for 50 sticker shakers | ✓ Glitter, sprinkles, backgrounds | Kids, tweens, teens | ✓ iLY 3D Sticker Maker |
| Butter Cloudz 24 Pack | 24 butter slimes | ~ Assorted scents | Not stated | ✗ No |
| Crystal Clearz | Clear slime | ✗ None listed | 4+ | ✗ No |
How many you get per box
Counts stated on the listings
Need even more slimes? The 48 Pack doubles the count; read our slime 48 pack review.
Compound Kings Ice Cream Butter Cloudz Scented Large Slime Bucket for Kids
Check price →Compound King Fluffy Egg Kit
Check price →COMPOUND KINGS 3D Sticker Refills - Undersea Adventure - WeCool Toys
Check price →Ready-made vs make-your-own slime kits
Make-your-own kits teach measuring and mixing, but they also mean glue, activator and more clean-up. Ready-made sets like Compound Kings skip that step: open the lid and play.
The trade-off is creativity. Compound Kings adds it back with toppings, charms and pretend-play tools. If your child loves the texture itself, start with the best butter slime or best fluffy slime list.
How to choose a slime kit
- Check the age grade. Use the number on the listing or box. Several kits here do not print one, so ask before buying for young kids.
- Count the small parts. Charms, mix-ins, glitter and sprinkles need supervision.
- Look for anything sold separately. The sticker refills need the iLY 3D Sticker Maker.
- Pick a theme. Ice cream, ocean creatures and clear bubble slime all appeal to different kids.
- Plan storage. Reusable, resealable containers keep slime soft and pieces together.
For gift bags, the slime party favors guide compares the multi-packs.
Setting up a tidy slime station
- Cover a table with a washable mat or tray.
- Keep slime away from carpet, rugs, sofas, clothes and hair.
- Pour mix-ins into a small bowl so they do not scatter.
- Close every lid when play ends so slime does not dry out.
- Keep loose parts away from toddlers and pets.
FAQ
What are the best slime kits for kids?
From Compound Kings, the Ice Cream Butter Cloudz bucket is the most complete kit on paper, with 13 oz of slime, mix-ins and a scooper for ages 4+.
Do Compound Kings kits require mixing?
No. The slimes come pre-made, so kids can play as soon as they open the container.
Does the 3D Sticker Refill need a machine?
Yes. The listing says it is designed for the original iLY 3D Sticker Maker, which is sold separately.
How many stickers can you make with the refill?
The listing states 50 new sticker shakers.
What age is the Fluffy Egg Kit for?
The listing does not state an age grade. Check the package, and supervise because it includes charms.
How should I store a slime kit?
Close the reusable container after each play session, keep pieces together and store at room temperature.