Features: Breathable, durable material for arm rest Padded cotton shoulder strap for greater comfort Padded cotton waist strap for greater stability Envelope style with thumb support Universal design - fits right or left arm Functions: Supports and immobilises the arm following soft tissue injuries, fracture or surgery Indications: Shoulder Dislocation/Subluxation Upper Arm Fracture Post Surgery Sizing Information:Measure forearm length (cm)