Aircast Armband for iPhone & Android - Adjustable Sports Armband for Running, Gym & Workouts - Secure & Comfortable Phone Holder for Active Lifestyles

• The pneumatic armband works by focusing pressure on the flexor or extensor muscles, not around the arm.
• The aircell provides greater pressure than most other armbands.
• A soft, non-slip, and absorbent foam lines the inner surface for comfort and versatility
• Universal size
• Latex Free

Forearm measurement: 8" - 14"