Features: A comfortable waterproof protector which slips over a cast or bandage. Tightly sealed and waterproof design will keep the cast/bandage dry. Suitable for keeping water out when taking shower, bathing or walking in the rainy day. Environmental friendly material, no stimulation, harmless and reusable. Suitable for protecting adult's Knee / Thigh / Calf / Hand / Arm / Ankleuse. Specification: Item Type: Knee / Thigh / Calf / Hand / Arm / Ankle Cast Material: PP + Silicone + PVC Thigh Cast Length: Approx.43 * 79cm / 16.9 * 31.1in Thigh CastDiameter: Approx.20cm / 7.8in Thigh CastPackage Weight: Approx.228g Calf Cast Size: Approx.64 * 44cm / 25.1 * 17.3in Calf CastDiameter: Approx.20cm / 7.8in Calf CastPackage Weight: Approx.208g Long Arm CastSize: 66 * 44cm / 25.9 * 17.3in Long ArmCastSmall Raing Diameter: Approx.20cm / 7.8in Long ArmCastPackage Weight: Approx.213g Hand Cast Size: Approx.25 * 41cm / 9.8 * 16.1in Hand Cast Ring Diameter: Approx.150mm / 5.9in Hand Cast Package Weight: Approx.110g Knee Cast Length: Approx.42cm / 16.5in Knee Cast Outer Diameter: Appprox.200mm / 7.8in Knee Cast Inner Diameter: Approx.150mm / 5.9in Knee Cast Package Weight: Approx.219g Ankle Cast Size: Approx.450 * 455mm / 17.7 * 17.9in Ankle Cast Ring Diameter: Approx.200mm / 7.8in Ankle Cast Package Weight: Approx.179g Package List: 1 x Knee Cast Cover /1 x Calf Cast/ 1 x Long Arm Cast/ 1 x Hand Cast Cover/1 x Knee Cast Cover/1 x Ankle Cast Cover (as what you choose) Note: Please allow 1-3cm error due to manual measurement. Thanks for your understanding. The product will have an odor after being opened, and the odor will dissipate after being soaked for a while. 1)