Key points: High-Quality Material: Our spa mineral sticks are made of high-quality PP material, which is odorless, wear-resistant, durable and strong. You can enjoy a spa experience without having to worry about harmful chemicals or substances. They are also environmentally friendly and easy to use. Excellent Craftsmanship: Our spa mineral wands are made from premium materials and workmanship, ensuring a smooth, burr-free appearance. They're durable and last up to 4 months, saving you money and worry. EASY TO USE: These spa mineral bars are the easiest way to keep your spa clean and fragrant. Simply place 1 hot tub wand in the filter and enjoy the natural minerals that purify your water. You can combine them with existing filters. Ready to use and hassle-free, these spa mineral bars will extend the life of your spa and enhance your relaxation. Improved Technology: The Spa Mineral Bar uses a natural water quality improvement process to effectively and continuously improve water quality by releasing silver and activated carbon filters, reducing particles and unpleasant odors, and enhancing your spa experience. WIDE APPLICATIONS: Whether you have a spa or a hot tub, these mineral bars can work for you. They fit any Type VI spa filter that fits the S1 filter and can handle up to 500 gallons/2000 liters of water.Specification: Product Name: SPA Mineral Stick Material: PP Color: Blue Packing list:1 * Hot Spring Mineral Stick Note:1. Due to manual measurement, there may be some small imperfections. Before accepting an offer, make sure you disagree.2. Due to different monitors, the color may vary, please understand. observe:Correct, the order was not delivered correctly. )