An inch is all it takes! Keep your small pool crystal clear and bacteria-free effortlessly with Clorox 29005CLX 1in chlorinating tablets! As part of the Pool & Spa XTRABLUE series, these tablets are produced with 94.05% trichlor chlorine (Trichloro-S-Triazinetrione) combined with other ingredients, which make for a highly effective sanitizer. Each tablet features a 6-in-1 formula that not only kills bacteria but also controls algae, keeps water clean, safeguards your pool surfaces from scale and corrosion, protects chlorine from sunlight degradation with its built-in stabilizer, and conditions the water to make it feel silky smooth.The 29005CLX bucket contains 5 lb of solid chlorinating tablets, which suffices for several uses. Just drop one or more tablets into your skimmer, feeder, or floater, and let them slowly dissolve and disinfect your small pool for a safer and healthier swimming environment. These chlorinating tablets are also available in a 3in size that comes in 6oz packs and 5 lb, 12 lb, 25 lb, and 35 lb buckets.