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Place one in your Saltwater Poolz to minimize spills and maximize humidity.
Sea Sponges contain nutrients such as chitin and bits of natural shells that crabs will eat and are beneficial to their diet. As with any natural product, each item is unique, sizes and shapes may vary.
Directions For Use: Place a sea sponge in your saltwater poolz and alternate every 3 days or so, spare sponge should be washed out and dried after each use.