The most versatile Art Clay to date this clay dries 4 times slower.It can be fired at temperatures as low as 1200 f. Perfect for use with glass, sterling silver, molds and settings .Can be fire with torch, gas stove top or kiln. Shrinkage is approximately 8-9% We can only ship to you within North America and US territories.This clay like most metal clay dries rapidly. While working with it add 1-2 drops of distilled water if it becomes stiff. For Firing schedule and other info please check "Specification" tab belowInstructions for Art Clay Silver 650/1200 Low Fire Slow DryMSDS for Art Clay Silver