iChoice Star Activity & Sleep Tracker Black Jobst Mens 8 15 Athletic Sock Knee Hi * Natural * 00298E Knee Hi * Natural * 30 40 mmHg * X Large * Ankle Circ 11 1 2 13 Calf Circumference 13 3 8 19 5 8 * Beautifully sheer hosiery Durable long lasting * Sandalfoot styling * Gradient compression for relief and prevention of venous disease * Therapeutically effective sheer lightweight and fashionable * Black handle and some black trim over white powder coated steel construction * Attractive and easy to clean * Height adjusts: 14 17 * Handle design provides secure hand position * Stainless steel locking mechanism and non wearing rubber pads * Fits most tubs (not fiberglass) * Tool free easy installation * Limited Lifetime Warranty * Clamp adjusts from 3 to 7 in unlimited increments * Color: White * Weight capacity: 300 Lb Tracker can be used with adjustable wristband or belt clip (both included) * Wristband fits wrists up to 8 * Sync the iChoice Star with the free mobile app and online website to track your steps distance traveled weight food intake blood pressure heart rate pulse rate oxygen saturation and sleep progress * Syncs with your iPhone (4S+) iPod Touch (5th gen +) or Android (4