1. Nylon WebbingMade from coated nylon fabric with a bright, waterproof finish that resists tearing and abrasion. The material withstands prolonged exposure to chlorine, saltwater, and UV rays to ensure longevity. The visibility color palette enhances during openwater swimming, while the smooth texture prevents skin irritation for allday comfort. 2. Aerodynamic Drag SystemMimicking parachute dynamics to create measurable resistance in water, enhancing muscle engagement during strokes. This scientific design accelerates strength gains for competitive swimmers or triathletes. Adjustable resistance levels cater to user progression, making it a staple for progressive training regimens. 3. 360° Rotating BuckleFeatures a quickrelease mechanism that rotates to prevent twisting and ensures smooth movement through water. Stainless steel components resist corrosion even in saltwater environments. Users can seamlessly switch between exercises and focus on technique without equipment malfunctions. 4. Universal FitHookandloop straps adjust to waist sizes from 20 to 42 inches, accommodating children, adults, and beginners. The neoprene belt conforms to body contours and evenly distributes pressure. Whether practicing butterfly kicks or water treading, the secure fit minimizes chafing and slippage.