Material: Made from TPR (thermoplastic rubber) for high durability and flexibility. TPR construction resists deformation, is lightweight, corrosion-resistant and stable in everyday use. Reduces fatigue: Designed to help beginners and children reduce leg fatigue during use. The product supports longer, more comfortable sessions for learners and young users. Low resistance, improved comfort: Unique flame-shaped profile with molded ribs reduces drag and provides a more comfortable feel while in use. Easy, secure fit: Quick-release hasps keep the belt length you set, so you do not need to readjust the strap before each use. Fast on/off operation saves time and simplifies handling. Travel-friendly: Compact and lightweight design makes the item easy to pack with luggage or vacation accessories. Compatibility and performance Suitable for beginner and child users who need a durable, lightweight accessory that reduces effort and is simple to operate. TPR material ensures long-lasting performance while remaining flexible and comfortable. Typical use scenarios Swimming lessons for children and beginners where reduced leg fatigue and comfortable fit improve learning time. Family vacations or pool days when lightweight, packable gear is needed for easy transport. Training sessions where quick on/off and a consistent belt setting speed up transitions and simplify repeated use. What you get A stable, flexible product built from TPR that combines durability, corrosion resistance and low weight with an ergonomic flame-shaped design and convenient quick-release hasps.