● TWO-TONE ENTERTAINMENT - Kids will love this playset of mysterious and gooey putty! Just hold it in your hands and watch it magically change colors depending on mood and temperature. Bright color assortment includes yellow, purple, blue and green in 4 individual tins. ● MULTI-SENSORY SLUDGE - Heat-sensitive and color changing putty helps develop fine motor skills including eye-hand coordination, gain strength and improve dexterity in hands and fingers. Playing it promotes calmness, stimulates focus and relieves stress, worries, and tensions. ● CREATIVE ACTIVITY - This set works as an exciting classroom participation reward for students and a therapy object. Knead, tear and mold it at home, offices, clinics, and playrooms for a therapeutic feeling and a playful ambiance. ● CHILD-FRIENDLY - Components are a premium grade thermochromic element, hypoallergenic, and non-toxic. Putty clays are soft, bouncy and squishy for a comfortable sculpting and stretching. Recommended for ages 3+ with adult supervision. ● NOVELTY SUPPLY - An interesting learning arts and crafts tool from Squeeze Craft - best birthday gift, Christmas stocking stuffers, school or carnival giveaways or Halloween’s trick or treat bag fillers, and events centerpiece.