• Made of nylon+Lycra+TPU material, thin, comfortable, breathable and durable

• Keep your phone/coin/key/cash protected when exercising without missing any favorite tunes

• Elastic arm strap for fitting most people's arm, suitable for men and women

• Perfect for running and other sports activities use

Specification:

• Product size: 43*18cm
• Applicable mobile phone size: within 6.8 inches