EcoOne Spa Monthly, Spa and Swimming Pool Cleaner, Chlorine Enzymes, 6-Month Kit SIMPLE, SAFE & EFFECTIVE: The natural ingredients in our spa cleaning conditioner kits are all combined into a liquid agent to prevent you from exposing yourself to harsh chemicals or powders while trying to mix the right dose. Simply pour the amount of dissolving liquid for your pool or spas water volume to keep the water clean by collecting and filtering away all of the harmful bacteria. NO HTH CHLORINE: Our liquid agent contains no chlorinating chemicals or active enzyme minerals that tend to overrun your pool or spa with unnecessary ingredients. This liquid form also contains coconut to soothe even the most sensitive of skin. The alkaline index levels can still be measured with normal test strips. KEEPS POOLS CLEAN: Our liquid agent enters the purification treatment cycle quickly and with ease, keeping your pool, hot tub, or spa sparkling clean. The liquid agent works as the ultimate stabilizer and wipes and filters out all the slime and bacteria that can build up in standing water found in pools, hot tubs, or spas. PERFECT FOR ALL POOLS: This liquid works with whatever pool you may have, whether its an in-ground or above ground pool, a spa, or even a DIY backyard pool. Our liquid agent is the ideal source for clean water in your spa, pool, or hot tub. Add our liquid refills to your collection of pool cleaning supplies and accessories, and have peace of mind knowing that your pool or spa is safe to use. NO LEFT OVER LIQUID GRANULES: Other liquids on the market dont always dissolve completely, leaving behind small chunks of the hardened chemicals floating within. SPA Monthly is biodegradable, environmentally safe and excellent for people with sensitive skin. Dont worry about stepping on leftover, hardened liquid chunks or the remnants sticking to your skin with EcoOne Spa 6 Month Refill Kit.