From the Crazy Aaron's site:
CEYLON SAPPHIRE
The Ceylon region is world renowned for producing the largest and most beautiful sapphires in the world. Crazy Aaron was inspired by the stone’s unique hue and superior clarity.
Ceylon Sapphire Thinking Putty® gleams with brilliant blue glimmers and brings a sense of strength and peace.
PRODUCT DESCRIPTION
Includes: 1/10 lb. (1.6 oz.) of Thinking Putty
Color: Metallic Blue
Features: Strechable, Sparkles, Memory Effect, Soft Texture
Materials: Non-toxic silicone
Ages: 3+
⚠️Warning: Choking Hazard. Contains Small Parts.
Never dries out!
Proudly made in the USA
Manufactured with the help of exceptional individuals challenged with disabilities
Note: 3" tin