Crystal Clear Aquatics AAD00318 Frag Mat Anti-Skid Coral Fragging Pad, 4 by 6-Inch Frag mat pad is specially designed to create a non-skid work surface that absorbs and contains spills while fragging and gluing coral Its anti-soak through waterproof backing will protect your work surface Provide an easy clean up, simply machine wash and dry Measures 6-inch length by 4-inch width