Powerful Chlorination---Our 1" Swimming Pool Chlorine Tablets are specifically designed for small pools, above ground swimming pools, hot tubs, and spas. These tablets provide efficient chlorination, ensuring crystal-clear and sanitized water for a safe and enjoyable swimming experience.1lbs about 21 tablets2lbs about 42 tablets Convenient Size---With a compact 1" size, these chlorine tablets are perfect for smaller pools and spa systems. They dissolve slowly to deliver a consistent and controlled release of chlorine, maintaining proper sanitation levels over an extended period of time. Easy to Use---Simply add the chlorine tablets to your pool's skimmer, floater, or automatic chlorinator, and let them do their job. The tablets dissolve gradually, effectively eliminating bacteria, algae, and other contaminants, while keeping your pool water balanced and inviting. Versatile Application---Our Pool Chlorinating Tablets are suitable for above ground swimming pools, hot tubs, and spas. Whether you're relaxing in your backyard pool or unwinding in the spa, these tablets provide reliable and hassle-free chlorination. Safe and Reliable---Our chlorine tablets are formulated with high-quality ingredients to ensure safe and effective sanitization. They are designed to dissolve without leaving residue or causing staining, allowing you to maintain a clean and pristine pool environment. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.