Features: AdjustableMade of thickened steel, 10-35KG resistance adjustable, 360° rotational adjustment of the leg guards, adaptable to a variety of movements. Counter DisplayHigh-definition digital display counter, you can know your fitness status any time and make better exercise. Stable and DurableThanks to anti-drop straps, high intensity exercise without drop down, triangular mechanics structure, safe and stable, strong and durable. High-quality MaterialEnvironmental friendly and skin-friendly materials, non-allergic, 5.0mm spring diameter, wider and thicker EVA ergonomic leg guards, softer and better fit the legs. Versatile UsePelvic floor muscle trainer suitable for thighs, arms, chest, back, buttocks, and pelvic floor muscles,indoors and outdoors. Specifications: Color: Black / Silver / Blue (optional) Material: EVA + Steel Resistance: 10-35KG / 22-77LB Built-in Battery Model: AG10 Package Size: 200 * 120 * 100mm / 7.8 * 4.7 * 3.9in Package Weight: 680g / 24oz Packing List: 1 * Thigh Master 1 * User Manual