- Universal shower protection foot: fits both right and left feet and suitable for men and women. Foot casting length 11.8 inches (30 cm), width 13.7 inches (35 cm), outer ring diameter 7.48 inches (19 cm). Inner membrane opening expands to about 6.3 inches (16 cm). Measure your bound or cast foot circumference before purchasing. - Safety materials: made of medical grade PVC that is soft and skin friendly, with minimal irritation. Does not slip on or stick to the skin. Diaphragm seal is high quality silicone. Tight, elastic rubber prevents circulation disruption and resists tearing. Keeps bandages and wound dressings dry during showers. - Reusable and comfortable: provides a correct yet comfortable seal without affecting blood circulation or leaving marks. Maintains elasticity and returns to shape after repeated use, allowing multiple uses without problems. - Easy to use: hands-free operation. Peel and remove independently without assistance. Slip the waterproof ring over the foot and pull down to form a protective seal, with no tape or straps required. Hang to dry after each use. - Practical use scenarios: protects casts, wounds, and bandages during showering; suitable after foot surgery or injuries; keeps dressings dry while showering or bathing.