Black Hydro Flask Flex Straw Cap and Straws

Upgrade your hydration experience with the Black Hydro Flask Flex Straw Cap and Straws, designed for versatility, durability, and convenience. This official Hydro Flask accessory is compatible with all standard mouth Hydro Flask bottles, allowing you to sip easily on the go without unscrewing your cap.

Featuring a flexible straw lid with an easy-access flip spout, this cap ensures a leakproof seal when closed and a smooth, consistent flow when open. The ergonomic flex strap handle makes carrying your Hydro Flask more comfortable, whether you’re at the gym, hiking, or commuting.

This set includes two durable reusable straws that can be trimmed to fit your bottle size—ideal for 18 oz, 21 oz, and 24 oz standard mouth Hydro Flask bottles. Crafted from BPA-free materials, the Flex Straw Cap maintains Hydro Flask’s signature insulation performance while offering sustainable convenience for everyday hydration.

• Color: Black

• Compatibility: Fits all standard mouth Hydro Flask bottles (18 oz, 21 oz, 24 oz)

• Includes: One Flex Straw Cap and two cut-to-fit straws

• Material: BPA-free and phthalate-free construction

• Features: Leakproof design, easy-carry flex strap, durable flip straw spout

• Brand: Official Hydro Flask accessory

• Care: Dishwasher safe (top rack only)

Stay hydrated with ease and reliability—choose the Hydro Flask Flex Straw Cap for a perfect combination of performance, comfort, and convenience.