Fit Cuffs – Complete V3 Hard Case + (LOP Device). This is the brand new curved/cone shaped edition. The Leg Cuff V3 has a wide velcro attachment area that allows for a custom fit. By changing the placement of the velcro strap you get a personal fit that will accommodate any thigh shape. By design this variable-contour Cuff can be adjusted to the shape of the thigh providing a personalized fit, resulting in an optimized pressure distribution during exercise. This edition includes the Bluetooth Device developed for valid measurement of Limb Occlusion Pressure (LOP), as a convenient and validated alternative to Handheld Dopplers. Fit Cuffs is a state-of-the-art Training System exclusively developed for Blood Flow Restriction (BFR) Exercise. Fit Cuffs works by inflating solid yet pliable cuffs by means of a solid pump/pressure gauge and a solid metal quick-disconnector. (2 x Leg Cuffs V3 45-85 cm / 17.7-33.5 Inch + 2 x Arm Cuffs V3 20-50 cm / 7.9-20 Inch). One-Size-Fits-All.