The Batwing Pouches are designed to provide an excellent and simple storage addition to the F1 Mainframe pack systems. By simply zipping on, you can easily add a Batwing or two, increasing your pack storage by 562 c.i. per pouch with easy access for spotting scope or tripod.  Dimensions: 21H x 5.25W x 3.75D.  Weight: 9.6oz.  Dry Earth.