• Made of high-quality nylon elastic band & alloy buckle 
• Lightweight, breathable, compact, pocket size, flexible storage
• Closely fit, reduce shaking and friction, will not fall off when running or jumping
• It's so light that you can hardly feel its existence, and there is no burden to exercise 
• Compatible within 7-inch cell phones

Specifications:

• Weight: about 57g              
• Material: nylon elastic band & alloy buckle
• Capacity: 1 cell phone + card
• Size: 16.5 x 8cm