Description The Outward sport water bottle is here to keep you hydrated in style. Embark on adventures or conquer city life with this customizable, BPA-Free water bottle that is made with robust Tritan™ material. Attach it effortlessly on any backpack thanks to its smart carabiner hook and enjoy an accident-free experience with the screw-on, spill-resistant lid and straw .: One size: 20oz (0.6l) .: Material: single-wall durable Tritan plastic .: Screw-on spill resistant lid with straw .: Shatter, stain and odor resistant .: Carabiner hook .: Lightweight .: BPA Free