• Virtually eliminates investment cracking
• Increases the green strength of investment
• Eliminates taping (inside or outside)
• Eliminates leaking investment
• Eliminates excess investment flash
• Durable and reusable
• Easy cleanup-rinse and dry
AVAILABLE IN 2 SIZES (RING & BASE): 1 1/2" diameter (90 grams) & 2" diameter (180 grams)