High quality materials This swimming belt is made from 5 mm neoprene, providing a soft, lightweight, and comfortable wearing experience. The precise craftsmanship and attractive appearance make it a solid choice for swimmers who want both function and style. Its compact, portable size enables easy use and storage. Variable design and adjustability The belt features a hook-and-loop adjustable design and can be sized to fit children, adults, and swimming beginners. The 360-degree rotating quick-release buckle offers secure hold, durability, and flexibility, and helps prevent twisting during intense training. Effective training device Designed to boost swimming strength and explosiveness, the belt mimics the aerodynamics of a parachute to create relative resistance in the water. This makes swim training more effective and challenging, helping you progress faster. Durable nylon fabric The coated nylon fabric is bright, waterproof, and wear-resistant, ensuring long-lasting use. The sturdy material provides excellent abrasion resistance, making this belt a worthwhile investment for regular swim training. Use scenarios - Lap swimming and drill sets: add resistance for tempo, interval, and technique-focused workouts. - Beginner and youth training: adjustable fit for growing swimmers and those new to resistance equipment. - Water conditioning and rehabilitation: low-impact resistance to build upper body strength during rehab or water-based fitness. Specifications and features - Material: 5 mm neoprene; coated nylon fabric - Fit: adjustable through hook-and-loop design; suitable for kids, adults, and beginners - Buckle: 360-degree rotatable quick-release buckle for secure hold and flexibility - Finish: durable, abrasion-resistant nylon fabric for long-term use