From the Crazy Aaron's site:
Emulate this fire and ice scenario with Arctic Flare Thinking Putty®. Shining white putty gives way to magenta with the included Glow Charger® and glows amber in the dark.
Includes: 1/5 lb. (3.2 oz.) of Thinking Putty
Color: White | Glows Magenta Purple
Features: Ultraviolet, Glows, Sparkles, Soft Texture
Accessories: Glow Charger included with purchase
Materials: Non-toxic silicone
⚠️Warning: UV emitted from this product. Avoid direct eye or skin contact with light. DO NOT aim light at people or pets.
Never dries out!
Proudly made in the USA
Manufactured with the help of exceptional individuals challenged with disabilities.
NOTE: 4" tin