Handy little waist pack. front pouch, then a zipper pouch, and a little velcro pocket inside. The pouch is pretty small. Check measurements in photos and ask any other questions. pouches inside are clean as a whistle. elastic pieces all have stretch remaining in them. Sadly, the two bespoke water bottles are gone. I think these will fit.... https://www.nathansports.com/products/push-pull-cap-flask-2-pack?variant=20448651542616 this particular product is no longer available on the Nathan website.