Hot Tub Mineral Stick Inserts Filter Cartridge for Spa Filter Swimming Pool Fish Pond, 4 Month Long-Lasting Mineral Cartridge - 3 Pack

These hot tub mineral stick provide multi-layer filtration of the water source, effectively removing all kinds of impurities and residual chlorine from the water, and the filtered water source becomes cleaner, while still maintaining the cleanliness of the user's bathtub

• These hot tub mineral stick provide multi-layer filtration of the water source, effectively removing all kinds of impurities and residual chlorine from the water, and the filtered water source becomes cleaner, while still maintaining the cleanliness of the user's bathtub
• These spa mineral bars are relatively cost-effective, with up to 4 months of low maintenance, allowing you to enjoy a comfortable spa experience
• It is made of healthy and high quality materials. It can keep the water fresh and transparent for a long time without harming the skin, and meet the user's demand for clean water quality
• The installation process is simple and easy to understand, simply align the end of the extension rod with the hole and insert the mineral rod to complete the entire bathtub mineral rod installation process
• Suitable for most spas and hot tubs