Aquarium Filter Media 15-in-1 Mineral Balls & Ceramic Rings – 1000g with Zipp… on July 19, 2026 July 19, 2026 Size: B Style 1000g. #1,009 in Aquarium Filter Accessories. Sustainable Performance Maintain filtration efficiency for 6+ months. Date First Available : December 15, 2021. Date First Available: December 15, 2021.