• Ceramic material no curing needed just rinse and use
• Brushed texture insures good glue bond and growth surface
• Kiln fired to 2000 degrees
• 2-7/8" diameter x 1/4" thick finished size after firing
• 100% inert and safe

Oceans Wonders CERAMIC XXL 3" Large Coral Frag Disks are perfect for the propagation or fragging of hard and soft branching corals such as Acropora, Birdsnest, Montipora, Kenya Trees, Xenia, ect. They are 3" in diameter and 5/16" thick.