SPA Mineral Stick Parts,Hot Tub Stick with 4 Months Lifetime Cartridge Universal for Hot Tub&Pool (Blue,2-Pack)

Easy to Use and Long Lifetime:Just simply drop the spa mineral stick into your existing device and let the hot tub stick do their work.The spa stick can work continuously for four months.Efficient Purification Effect:The hot tub stick can significantly improve the look and feel of the water, ensuring that the odor-free spa brings you clear water.PREMIUM MATERIAL:This hot tub mineral stick filter cartridge is made of healthy ABS plastic and natural minerals.Put it in the pool,it can keep the water fresh and clean for a long time,and enjoy healthy spa treatment at all times.Suitable for Most Spas and Hot Tubs:The mineral sticks for hot tub are perfect for jacuzzi,alcove bathtub,walk-in bathtub,whirlpool bathtub,hot tub boat and most easy-to-use standard bathtubs,just a few seconds installation.Long Service Life:Each hot tub stick has a shelf life of two years when kept in a dry place.Any questions,please contact us in time,we provide 24-hour service.