Features: Material: Eastman Tritan TM copolyester Order Handling: 3-4 business days for your order. Volume: 32 oz Most of the item should keep away from children. Items can be used for men, women etc. Description: Thanks to the smaller opening of the Narrow Mouth less water can rush out, making it easier to chug mindlessly. Everything else about the Narrow Mouth is like its Wide Mouth compatriot, so you get all the durability and no-leak peace of mind but without the stress of a mess. Just note that no ice cubes or lemon wedges are getting in here, so if you prefer more than water in your water bottle, check out our Wide Mouth bottles.