Features: - 100percent Brand New and High Quality. - Padded wristband protects your wrist or anchor perfectly. - Easy to use, comfortable to wear. - Adjustable size for wrists or anchors of different sizes. - Ultra-light for carrying convenience. Specification: Material: 316 Stainless Steel, TPU Coil Dia: 5.5mm Total length: 5ft Hardness(Shore): 90+/-2 Specific Gravity(g/cm3)1.20 Resilience(percent ): 40percent Ultimate Elongation(percent )>450 Tear Strength(N/mm)>80 Weight: Approx. 124g Package List: 1 x Surfing coil.