... pack for water bladder,waist pouch bag Material:420D/PU+210D Size:31*16*18cm LOGO:OEM Color:Grey/green Sports hydration ... 1,One main big compartemt at back part for bladder2,Hydration bladder compatible,for 1.5 bladder3,One Internal pockets4,Front ... with puller for pen,card,cash5,Thick sandwich mesh at back part for comfortable pack9,Fit for ourdoor sports,bicycle,cycling,hiking Waist water bladder