Description: 1. Fabric: polyester fiber + spandex + sandwich 2. Filling: polyurethane granules 3. Use: bathe with baby tub 4. Features: three sides fixed straps, stable and not easy to deform; Polyron's closed-cell structure, which contains gas to provide buoyancy for the baby to lie down without sinking; no angular bionics design, imitating the warmth of the uterus and the spine of the baby. 5. Applicable: general bathtubs can be used, as long as your bathtub is longer than 60 cm and the width is larger than 40 cm