The Super 5K Smartphone Armband is the best ultra-lightweight, water resistant, adjustable armband and perfect for a run, walk or bike ride of any length.

• Brand: Nathan
• Ultra-lightweight, water-resistant neoprene
• Keeps most smartphones or music devices protected
• Reflective hits for visibility under low-light conditions
• Ergonomic, adjustable design easily slips on to your arm
• One size fits most featuring a smooth comfort fit
• 90% Neoprene, 8% Nylon, 2% Spandex
• Weight: 1.6 oz/45.4 g
• Dimensions: 6.5 in Height x 17 in Width
• Pocket: 6 in Height x 3 in Width
• Arm Band Size: One Size Fits Most (9 in - 15 cm)