Florida Marine Research Hermit Crab Calcium Sand Assorted Neon 1ea/1 lb

FMR Hermit Crab Calcium Sand Assored Neon 1lb FMR's Calci Sand is a pure calcium product which promotes a healthy substrate, helps control bacteria build up, clumps with excess moisture for easy removal, and when eaten provides calcium that helps develop a hermit crabs exoskeleton.