Aquarium Filter Bags Bio Media Carbon For Fish Tanks Ponds. Enhance Your Aquarium's Filtration with Our High-quality Black Nylon Media Bags, Crafted for Strength and Superior Performance. Ideal for Securing Various Filter Media Such As Bio-balls, Activated Carbon, Ceramics, and Ammonia Remover Resins, These Bags Ensure No Particle Leakage, Improving Your Filtration Process. Constructed from Corrosion-resistant Material, They Offer Precise Placement for Maximum Efficiency. Customizable and Easy to Wash, These Bags Provide a Perfect Solution for All Filtration Needs. Features: - Versatile for Multiple Filtration Applications - Securely Holds Various Filter Media - Effectively Prevents Particle Leakage - Enables Precise Media Organization - Separates Media from the Main Filtration System - Compatible with Bio-balls, Activated Carbon, Ceramics, and Ammonia Remover Resins - Easy to Clean and Maintain - Crafted from Durable, Corrosion-resistant Nylon - Includes One High-quality Bag *Note: Please Allow for a 1-2cm Variance Due to Manual Measurement. Colors May Vary Slightly Due to Lighting or Display Differences.*.