ART CLAY SILVER starter set, capable of producing 99.9% pure silver. - Set Contents: ART CLAY SILVER STARTER SET - Clay Weight: 10g - Purity After Firing: 99.9% pure silver - Number of Accessories: Can create 6 accessories - Firing Time: Approximately 5 minutes - Product Name: Tsukuru Ginnendo (Making Silver Clay) Thank you for viewing. Purchased new in January 2024, I am selling this unopened item as I don't seem to have an opportunity to use it. The outer packaging has some scratches and folds, so it may not be suitable as a gift.