Please check the size chart for each model before purchasing to make sure your ankle size is within range. Reusable Leg Cast Cover for Shower- This extra large and long lower leg casts protector shower cover waterproof is made of quality medical grade PVC. Durable silicone opening seal won't rip or torn easily, can be used repeatedly until your whole recovery. Keep larger and thicker cast bandages fracture boots splints dry and prevent wound infections. Comfortable Watertight Seal Protection - This arm/leg shower bath boot cover is skin-friendly and softer, has better elasticity and no stimulation to the skin; forming a soft watertight seal up the knee, prevents water from damaging your cast or bandage, make your shower easier. Ideal Choice for your Cast and Wound- This waterproof shower boot cover is fully submersible deign can keep your bandage and wound dry when take shower. Watertight protection for foot surgeries, splints, large casts, bandages, burns, cuts, fracture boots, etc. Easy Put On and Off by Yourself- This plus-size shower boot for cast is suitable for most plus-size adults' shank, ankle, and foot, easily stretch over large casts, splints, and medical boots. The plastic ring design helps to slide it up easily by one hand.