Kids 12 Ounce Collapsible Foldable Silicone Sports Water Bottle Camping Canteens If you like Camelbak & Contigo bottles, you'll love the CH-WTO Pop up nozzle makes it easy for use with one hand; put in mouth and squeeze bottle. Easy to clean. Top rack diswasher safe. You can use it in microwave or freezer. Made of 100% food grade silicone. Bottle is safe for you and the earth; BPA free, Microbrial resistant, non toxic and recyclable. No more bad smells or after-taste. Tough, Durable, virtually unbreakable 12 oz bottle that is collapsible when it's not filled - So kids can fill their backpack or soccer bag with other essentials.