Hydro Flask Standard Mouth Stainless Steel Lid

Strong yet flexible, the Stainless Steel Standard Mouth Flex Cap is the perfect companion for spontaneous camp-outs, 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 the Hydro Flask Standard Mouth bottles.

Features:

• Compatible with all Standard Mouth bottles
• Honeycomb Insulation™ helps keep cold drinks cold and hot drinks hot
• Durable, stainless steel pivots allow the strap to move easily
• BPA-Free and Phthalate-Free