Marineland Refillable Cartridge - Penguin 200/350 {L+1} 309016

The Penguin Refillable Media Cartridges Are Better Than Media Bags, The Patented Ribbed Design Keeps The Media Of Choice Evenly Distributed For Maximum Water-to-media Contact, And The Snap Open And Lock Tight Design Ensures No Media Spillage. Pa10093 Show