NH Womens Hiking Cycling Waist Pack with Water Bottle Holder Cycling Pocket Fanny Pack Waist pack size:15.7"*6.3"*15.7" (L*W*H);Weight:about 0.17kg Waterproof breathable fabric, very solid fit The zippers are nice quality SBS chain; they move easily without snagging or getting caught,extract pull more convenient. Perfect for carrying your water bottle, cell phone, keys, MP3 and so on when you are cycling, running hiking climbing or anyother outdoor sports Water bottle holder with adjustable locking drawstring: secures water bottle effectively, fits up to 2.7" diameter bottles,the water bottle is not included