☆ COMPATIBLE WITH KOI PONDS AND AQUARIUMS; Our blue bonded and dye-free bonded filter exclusively made for fresh and salt water koi ponds and aquariums. Our filter pad provides great mechanical filtration while providing important benefits for your ornamental garden pond and your aquarium. ☆ CUT-TO-FIT ROLL AND SAVE MONEY; Our proven filter comes as a roll and you can easily cut to suit your needs. Buying in bulk saves you lots of money since you can get the right size for your filtration system. Custom cut-to-fit almost any size pond filter, waterfall filtration, circulation system or aquaponics.. ☆ REUSABLE; Our durable design allows our filter to resist warping, breaking and tearing. It is easy to clean. You can use our filters repeatedly. Our washable and reusable filter is perfect for Koi Ponds, Aquariums, Water Gardens! ☆ CRYSTAL-CLEAR WATER; It has open fiber construction which allows for high volumes of water to flow through pad while producing crystal-clear water. Perfect blend of large and small fibers creates mechanical filtration to keep your water clear for extended period of time. Our filter is proudly MADE IN USA by Koral Filters! ✅ RISK-FREE SATISFACTION GUARANTEE; We are committed to our 100% CUSTOMER SATISFACTION so if you find that you are not 5-STAR HAPPY with us or our products, please contact us and we will do whatever it takes to quickly ensure you are 100% satisfied.