【Recommended for those who are concerned about the following】 ● Sagging upper arms and "bat wings" ● Want to improve posture and rounded shoulders ● Tend to have poor posture due to desk work ● Want to make the back line look beautiful ● Suffering from stiff shoulders and headaches 【Product Features】 3D Concave-Convex Wave Processing: The special knitting design provides strong adhesion, constantly stimulating and tightening the upper arms while wearing. Posture Correction & Round Shoulder Support: Designed to pull the shoulder blades together, supporting a beautiful posture with an open chest just by wearing it. Also helps with stiff shoulders by improving posture. Comfortable Material: Made of stretchy, skin-friendly, thin material. It is breathable and doesn't get stuffy, so you can wear it comfortably regardless of the season. 【Product Specifications】 Color: Black Material: 80% Nylon, 20% Spandex 【Size】 Free Size Upper Arm Circumference: Approximately 26-32cm Shoulder Width: Approximately 39-46cm ◇Notes◇ ・Please be sure to check the actual product photos. ・Due to being an overseas product, there may be small scratches, fraying, rough stitching, color unevenness, loose threads, etc. Please purchase only if you understand this. ・Returns and cancellations due to customer reasons such as size differences or image differences are not accepted. ・We will ship in simple packaging to conserve resources. ・If there are any defects, please contact us before giving a rating. CH48_BK_F_06_40