These innovative little single frag plug holders make it super easy to grow corals on your back glass or overflow boxes. Just a dab of superglue gel on the backside of these will allow them to stick to your glass or overflow. Just drop in your favorite encrusting coral frag into the ring and watch it grow! Made from reef safe PETG plastic.

Includes:

• 3x Glue-able Single Frag Plugs