Lightweight design flattens and rolls neatly to stow in packs or pockets. Included lanyard hangs comfortably around neck or shoulder. 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.