Keep extra H20 on hand for those hot afternoon hikes with the Mystery Ranch Wingman Hydro. Like any true inchwingman, inch this pocket supports your weekend exploits by making hydration a top priority. A nifty elastic cord with cordlock offers easy one-handed access to your beverage, so you can single-handedly quench your thirst. Fits most water bottles up to 750ml. Compatible with most backpacks. Holster a cold one while fishing Fits water bottles with a 3 inch diameter or smaller Compatible with most backpack shoulder pads Elastic cord and cordlock for convenient one-handed access Durable stretch-woven fabric Order today!