• nylon
• Running glowing strap:excellent workmanship, it is comfortable to wear and does not increase much weight,led shoulder strap for night running
• Night running LED shoulder belt:it is the great present choice for those outdoor activities enthusiasts,glowing shoulder strap
• Glowing LED shoulder belt:made of high grade nylon material, it is durable and use,led night running shoulder strap
• Glowing shoulder belt:this luminous shoulder strap has bright LED light, which can definitely help you be seen by the others when it's dark,luminous shoulder strap
• LED shoulder belt:easy and comfortable to wear for your convenience, the strap is breathable and lightweight,led shoulder belt for running