Purchased around August 2023, but only used this item for about 10 days because I used another supporter I bought at the same time. It has been washed once. Shoulder Action Supporter to enhance shoulder joint coordination Retail Price: ¥5,830 Size: Right XL ■Product Features ・Supporter to enhance shoulder joint coordination. ・The stretchable lifting belt assists the contraction of the supraspinatus muscle, which is prone to strain, making raising and lowering the arm smoother. ・Shoulder joint internal/external rotation can be adjusted depending on the method of application. ・Thin mesh material is used for the main body, providing high breathability. ■Recommended for: ・Those who prioritize ease of movement. ・Those who don't want it to be noticeable. ・Those who prioritize breathability. ■Applicable Range 【Chest Circumference】XL: 107～120cm 【Upper Arm Circumference】XL: 33～40cm ※When measuring, please check the upper arm circumference first, and then select the appropriate chest circumference size. ■Materials Nylon, Polyurethane, Polyester