The hypoallergenic glass is nonporous and body safe, and when cared for properly, is designed to last a lifetime. Run the wand under warm water or place it in the microwave to heat things up. Chill it under cold water or put it in the freezer for a cool sensation. Since glass is nonporous, cleanup is a snap. Use Pipedream Toy Cleaner and warm water, or put it in the dishwasher for a worry-free wash after the fun. Insertable Length 6 inches. Width 1.25 inches. Use care when exploring the microwave as a way to heat things up. Always test temperature on the forearm before insertion to prevent injury. Microwaveable. Specifications: Weight 10 ounces. Features and Functions: Phthalates Free, Tapered. Material Glass. Country of Origin China. Pipedream Products Catalog featured in 2014 Icicles Catalog page 28.