The shoulder protector has excellent elasticity, is made from soft and comfortable material, and is lightweight and thin, providing a close fit to the body. It is convenient to wear without adding pressure on the shoulders. Ergonomically designed and utilizing heat retention technology, this shoulder warmer can retain warmth within 30 minutes, helping to protect against cold, maintain warmth, and provide soothing relief for shoulder discomfort. Made from high-quality polyester cotton, yarn, and spandex. Available in four sizes to suit different shoulder widths: S, M, L, XL. Suitable for both men and women, especially those experiencing shoulder pain, including workers, athletes, and the elderly. Item Name: Shoulder Warmer Material: Polyester Cotton, Yarn, Spandex G: Unisex Usage: Keep Warm, Pain Relief Style: A-Warm Style, B-Warm Style, C-Plush Plus Style, D-Ultra-thin Breathable Style, E-Warm Plush Style Features: Windproof, Soft, Comfortable Size Details: XL, Suitable Shoulder Width: 50-54cm (Approx.) L, Suitable Shoulder Width: 46-50cm (Approx.) M, Suitable Shoulder Width: 42-46cm (Approx.) S, Suitable Shoulder Width: 37-42cm (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Shoulder Warmer