Our reusable, lightweight, non-leaching & toxin-free 18oz stainless steel bottle, also known as the Kid Kanteen, is designed for small hands and comes with your choice of a loop, flat or sports drinking cap made from safe, non-leaching polypropylene (pp#5). It's the safe way to go with your drink or water and hydration - without the problems of plastic bottles, "disposable" or otherwise! Weighs 6 ounces. Usually ships next business day.