Cascade Bio-Sponge for Internal Filters, Cascade 300 (1 Pack) Lighting Fluorescent The bold pink color makes

The bold pink color makes it easy to spot your dog in the field

Ideal for indoor or outdoor fun

NO HORMONES • NO NITRATES OR NITRITES • GLUTEN FREE • SOY FREE

Sizes: Skulls measure 6½"

Cascade Bio-Sponge for Internal Filters, Cascade 300 (1 Pack) Lighting Fluorescent The bold pink color makesThe Replacement Bio Sponge for the Penn Plax Cascade Internal Filter optimizes colonization of beneficial aerobic bacteria and removes ammonia and nitrites. Quick and easy to replace Convenient, no fuss replacement sponge Replace monthly for optimum water quality Specifications: Fits Penn Plax Cascade 300 Internal Filter Oops, this item is out of stock! But dont worryour Special Deals section is packed with amazing finds at even better prices. Explore