Make every inch of storage space for that hike or workout count with this colorful water bottle with fold up action. This 5" x 10" nylon and propylene collapsible sleeve holds a big 18 ounces of your favorite cold beverage. The incorporated carabiner clip makes is easy to clip to your backpack, keychain or other loop. Just fold down the design while you drink -- when empty it's practically flat. BPA and lead free. Choose from five great shades and add your school, sports team, organizational or company logo to customize.