20L Unisex Riding Backpack Bicycle Bag Available For Water BagSpecification:Color: Seven colors as the pictures shown
Material: Nylon
Size: 20X15X43
Capacity: 20L
Features:Breathable waistband,feeling morecomfortable
With expansion system on the side and back,capacity can be enlarged
Reflective stripe design,provide you safety in the night
The height and tightness of chest belt and bucklecan be adjustable according to one's size of chest
Mesh bag inside,can loaded with helmet,suitable for using in riding
Package included:1 X Backpack