Purchased around August 2023, but used another supporter purchased around the same time, so this item was used for about 10 days and washed once. Shoulder Action Supporter to enhance shoulder joint linkage List Price: 5,830 yen Size: Right XL ■ Product Features - A supporter that enhances shoulder joint linkage. - The elastic lifting belt supports the supraspinatus muscle, which is prone to strain, making arm elevation and lowering smoother. - Internal and external rotation of the shoulder joint can be adjusted by the method of wearing. - The main body is made of thin mesh material for high breathability. ■ Recommended for people like this - Those who prioritize ease of movement. - Those who do not want it to affect their appearance. - 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 and then select the appropriate chest circumference size. ■ Materials Nylon, Polyurethane, Polyester