• Ultra- thin Sweat Resistant: Made of ultra thin, lightweight, elastic, and breathable , easy to bend and without crinkle due to memory property of the material; It' s thick 1.5mm, and weight 2.3 ounces.
• : of smartphones, passport, keys, credit cards, money, energy gels. Ear bud hole is for pleasant music in running. great for all forms of exercise including walking, running, hiking, riding bikes, working out at the gym and more.
• Reflective Strips: The long thin reflective strips is on the . Keep you safe in running in low light condition(Foggy, rainy, snowy, windy, etc).
• Resistant ( sweat- proof and rain- proof ): Keep your valuables dry while you are doing exercise ( not fully ), not exposure to a lot of or rain for long time.