Arm sling for stable support to reduce fatigue and speed recovery from injuries including shoulder dislocation, humeral fractures, wrist fractures, broken elbow, finger sprain, and wrist sprain. Multifunction design for easy use: two hook and loop strap closures allow on/off convenience; the thumb loop provides extra support and stability for the shoulder and injured arm, helping prevent hand fatigue. Adjustable cushioned shoulder pad: cushioned pad on the shoulder strap reduces friction at the neck, with a convenient buckle on the strap for easy adjustment. Breathable mesh fabric for comfort: soft mesh material is breathable, wicks moisture, and helps heat dissipation. Use scenario: after injury, use at home during daily activities to maintain arm alignment and reduce strain during routine tasks. Use scenario: during physical therapy or rehabilitation sessions, to provide consistent support and stability while performing guided exercises. Use scenario: while traveling or at work, to keep the injured arm supported and comfortable during extended periods of activity or movement.