Has anyone used these? It's a great idea. Im looking for non permanent mounting solutions and another frag rack. I have a Reefing art frag rack and its nice but I want something slimmer this time and preferably cheaper.
printedreef.com

Coral Plug Rock Holders - Secure & Flexible Coral Placement with Precise Dimensions
Discover the patented Coral Plug Rock Holders with standard dimensions for perfect fit. Ensure secure coral placement in your aquarium with our 100% reef-safe holders. Perfect for every aquarist.
