This product is made of premium material, comfortable and durable for long tiem use. can wear the pressure cuff immediately after surgery. With this arm sleeve, you can protect your elbow or arm well. The shape designed according to the upper limb varicose is naturally like the second skin. Features - Color: As shown. - Material: Nylon. - Size M: About 22-29cm (Upper Arm); 13-15cm (Lower Arm); 43cm (Length). - Size L: About 25-32cm (Upper Arm); 15-17cm (Lower Arm); 44cm (Length). - Size XL: About 29-36cm (Upper Arm); 17-19cm (Lower Arm); 45cm (Length). - Made of premium material, comfortable and durable for long tiem use. - Convenience: can wear the pressure cuff immediately after surgery - The material and the weaving process pressure sleeve have good elasticity, which makes the joints move freely and without shrinkage, providing good comfort. - With this arm sleeve, you can protect your elbow or arm well. - Breathable elastic fabric, and mesh weave and structure give the pressure cuff a good breathability to help the skin breathe. - Warm Tip: Dear buyer, due to lighting effect, monitor's brightness, manual measurement, etc., there could be some slight differences in the color and size between the photo and the actual item. Sincerely hope that you can understand Thank you