Enhance your spa experience with our Hot Tub Mineral Sticks, designed to reduce impurities and maintain crystal clear water. Simply insert the stick into your spa's filter or skimmer to improve water quality effortlessly and efficiently. Our mineral sticks are easy to use and require no complex setup. Insert them directly into your spa's filter system to continuously release trace minerals, which help purify the water and extend the lifespan of your spa, ensuring a clean and enjoyable environment. Each stick lasts approximately 4 months, providing an effective solution for maintaining clean and clear spa water with minimal maintenance. These mineral sticks automatically dispense essential minerals into your spa, enhancing water quality and clarity, making them a valuable part of your spa care routine. Color: Yellow Material: Plastic Due to different batches, there may be differences in product appearance and printed text, which will not affect use. Package Contents: 3 x Spa Mineral Sticks Note: Light reflection and different displays may cause the color of the item in the picture to appear slightly different from the real thing. The measurement allowed error is +/- 1-3 cm.