Gsi outdoors highland flask 275ml product description highland flask 9 fl oz 91350 275 ml major dim your favorite flask goes backcountry without the bulk features lightweight design flattens and rolls neatly to stow in packs or pockets boasts an easy to fill or drink wide mouth opening tethered lid with sure grip silicone embelishment multi layer bpa free laminate bottle with foiled exterior includes rewritable date bar on reverse to record name distiller and fill date c