The unique triangle design of the shoulder straps, waist belt, and waist provides reliable support, reducing pressure on the arm and ensuring comfortable weightbearing wear. Shoulder and Arm Support: Provides comfortable support for the shoulder after surgery or injury, with adjustable shoulder and arm straps to keep arms in a secure position. Convenient Adjustability: Easily adjust shoulder straps, waist belt, and arm straps with Velcro for simple operation. Ergonomic Comfort: The abduction pillow is ergonomically designed for support, with a removable dense foam pad for 15 degrees of abduction to ensure a fit. Use scenarios: Postoperative use after shoulder surgery or following a shoulder injury to immobilize and support the arm. Early recovery phase to keep the arm in a secure position and reduce movement as advised by a medical professional. Rehabilitation or therapy sessions requiring controlled arm positioning and 15 degrees of abduction for targeted exercises.