Product Details item no. 383068604
Hydro Flask Standard Mouth Flex Cap. Strong yet flexible, our Standard Mouth Flex Cap is the perfect companion for spontaneous campouts, epic road trips, and everything in between. Made with stainless steel pivots and an easy-to-carry strap, this cap has Honeycomb Insulation™ to help keep your drinks cold for up to 24 hours or hot up to 12. Pair it with any of our Standard Mouth bottles. BPA-Free and Phthalate-Free. Imported. Hydro Flask gear can replace single-use plastics like plastic water bottles and to-go containers.