- NYLON FABRIC: Made from coated nylon fabric, this product is designed to be water-resistant and wear-resistant, offering high durability along with exceptional tear and abrasion resistance. - FUNCTIONAL PRINCIPLE: It mimics the aerodynamics of a parachute, creating relative resistance while swimming. This feature enhances your training effectiveness by improving your strength and technique in the water. - ENHANCED FUNCTIONALITY: Equipped with a 360-degree rotating quick-release buckle, this product ensures a secure fit while allowing for flexibility. It prevents twisting, helping you focus on your swimming performance without distractions. - UNIVERSAL COMPATIBILITY: The adjustable Velcro design accommodates a wide range of users, including women and beginners. This makes it an ideal tool for effective resistance training, regardless of skill level. - USE SCENARIOS: 1. Ideal for swimmers looking to boost their power and explosiveness during training sessions, making every swim more effective. 2. Perfect for swim teams or coaches focusing on resistance workouts, helping athletes enhance their performance. 3. Great for individual swimmers seeking to challenge themselves and improve their overall swimming speed and endurance. This product combines high-quality materials with a practical design, making it a reliable choice for anyone serious about improving their swimming skills.