Keep your hot tub clean and scale-free - Our spa hot tub descaler is made of 3D honeycomb weave. It is a highly effective hot tub sponge that absorbs oil and gunk, allowing you to soak in the water for longer, completely relaxed, and worry-free. More Time to Enjoy - Easy to use, a must-have accessory for your pool spa hot tub. Minimizes cleaning and maximizes hot tub enjoyment for a cleaner, healthier, and more enjoyable hot tub experience. Machine Washable and Reusable - Save resources and enjoy luxurious relaxation. After 1-2 uses, rinse clean with cold water or choose a gentle cold water machine wash. Protect your spa pool, washable and reusable! Easy to Use - Simply place the oil absorbent sponge in your hot tub or outdoor spa pool when not in use, or better yet, you can leave it in while your hot tub is cleaning to absorb unwanted body oils and debris. PERFECT GIFT FOR HOT TUB LOVERS - There's no better gift for hot tub lovers than this lovely designed hot tub oil absorbent sponge to help them relax and take care of any buildup with complete peace of mind. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.