Xiem Pro-Sponge Blue Class the pottery rib is a

the pottery rib is a classic and essential tool

My advice is to stop immediately and buy this book and read it from cover to cover

with possible minor chips or wear that won’t affect your final piece

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Safety Data Sheet - SG613P Clear Satin Stoneware Powder Glaze

Xiem Pro-Sponge Blue Class the pottery rib is aThe Ultimate Sponge for Throwing and Finishing Porcelain Clay Use: Excellent for throwing and finishing on porcelain and white clay bodies. Soak the pro sponge in water and wring it out before use. It will expand one and half its size Care: Rinse clay built up in clean water after use. It will return to its original form when dry and remain soft.