Easily cut and adjusted to fit different filters, this MicroPad material from Aqua One will help remove microscopic particles and debris, helping polish water and improve conditions within aquariums. Made from a quality woven material, this will help reduce the instance of harmful bacteria and build-ups that might harm your fish.This high quality Aqua One Carbon Filter pad helps to removes toxins for your aquarium water and purifies the water, making it a safe place for your pet fish to live. It is suitable for any coldwater, tropical or marine tank and can be cut to fit any filtration system.