The Intex Swimming Pool Replacement Filter Cartridges Type A or C #29002E come in a convenient 2-pack, making it easy to maintain your pool's water quality. These filter cartridges are specifically designed for Intex pools and are compatible with both type A and type C filters. With these cartridges, you can ensure that your pool water is clean and clear, providing a refreshing and enjoyable swimming experience for you and your family.