Durable, odorless PP construction that is waterproof and elastic. Washable and resistant to deformation, it provides a stable platform for balance training and a better workout experience. Extralarge size and load capacity: 53 x 25 cm board that can hold up to 25 kg, enabling reliable balance practice and skill development for kids. Safe and comfortable design: antislip massage points for grip, plus rounded edges with safety strips to protect small hands and feet during play and exercise. Progressive balance improvement: designed to help children progressively improve balance and coordination through steady, controlled use of the wobble surface. Practical and versatile: suitable for home use, classroom or kids' activity sessions, and guided play or exploration. Use scenarios: At home during playtime to develop balance and coordination while having fun. In classroom or physical education settings for group balance and fitness activities. As part of obstacle courses or guided play to add variety and challenge.