Zoo Med Hermit Crab Growth Shell Reptile Habitat Terrarium Medium 2 pack

As Hermit Crabs grow, they need larger shells to change into. Always keep extra shells in their enclosure. These extra Growth shells should be larger than the shell your crab currently resides in. As Hermit Crabs grow, they need larger shells to change into. Always keep extra shells in their enclosure. These extra Growth" shells should be larger than the shell your crab currently resides in."

Allows for proper growth 2 shells per bag Always keep extra shells in your crabs enclosure Large opening allows hermit crab to withdraw into the shell completely