This product can be found in: Aquarium Filters: All | Aquatics May Sale | Clearance: 75% OFF! | Clearance: All | Filter Media | May Sale: All   Click Extra Product/Customer Images: product pic 1 UK Standard Delivery FREE on orders over £39*   Evolution Easybox Coarse Foam X Small 57745 0 reviews | Login to review ON SALE: Order Today to Save 75% Was: £3.49, Now: £0.87 Evolution Easybox Coarse Foam (X Small) is a material specially structured to promote an intense biological decomposition of the pollutants harmful to your aquarium, thus ensuring the purification of the water. It is advisable to change every 3-5 months. Discontinued Unfortunately, this item has been discontinued.