Alpi Verde Natural Marble Pebbles (1/8" - 3/8") for fresh water aquariums, crafts, floral and all decoration purposes, 3 lbs PH stable Fish friendly No sharp edges for freshwater aquariums,terrariums,crafts,floral,vase filler,landscaping,ashtrays,hobbies and for all decorative purposes,ashtrays,hobbies and all decorative purposes