Easy to Put On and Remove: This Arm Sling Shoulder Immobilizer is fixed with adhesion Velcro for quick on/off and easy adjustment of tightness. It provides secure fixation for injuries including shoulder, rotator cuff, shoulder blade, humerus injury, nerve paralysis, and arm hemiplegia. It is suitable for sleeping, home use, travel, and work. Ergonomic Design: The upper back cross design balances the shoulders, prevents strap slipping, and reduces shoulder pressure and neck strain. A widened chest strap stabilizes the shoulders and keeps the arm securely against the body. Soft Sponge Padding: The entire sling is padded with sponge, making it light, comfortable, and stress. It won't restrict blood circulation or cause discomfort during long wear. The back cross design further reduces slipping and helps balance the shoulders and neck strain. Exquisite Workmanship and Fit: Fashionable and neatly cut with a fresh, simple look and odor materials. Available in multiple sizes to fit left or right hands, and suitable for different genders and age groups. Use Scenarios: Ideal for sleep and nightly rest, home rehabilitation, travel, and work. Suitable for immobilization during recovery from shoulder injuries such as shoulder, rotator cuff, shoulder blade, and humerus injuries, as well as nerve paralysis and arm hemiplegia.