[High quality] Made of high-quality PVC material, soft and comfortable, heat-resistant and compressive, not easy to break and leak [No sliding] There are 4pcs fixed suction cups at the bottom, to prevent the seat from floating or moving, please fully fix it before use [Easy to use] Just use a standard hose nozzle to easily fill or fill through the nozzle in the spa, easy to fill and remove, and reusable [Size] After filling: 47 x37 x 15cm, the hardness and size can be adjusted by the amount of water filled, bearing load: 150KG [Applicable] Suitable for all spas and hot tubs, especially suitable for use as a booster seat when taking a bath. Please make sure that the water in the hot spring is chemically balanced before use Product Quantity: 1 Piece Product color: blue Product size: 47*37cm