Ideal to carry neccesarry items safety while traveling or sport : 
bottle, mobile phones, mp3, credit card, cash, keys, etc

1) Multifuction use 

2) With digital headphone line interface 

3) Breathable and comfort grid design in the back 

4) Heat insulated material inner layer 

5) Can be adjusted size 

Colors Available:Green-Blue-Orange

Material : Nylon

Size : 28cm x 21cm x 21cm