Product Description

A replacement screw cap with a push pull top interface. Includes a dust cover for keeping the interface clean. Designed to automatically close the push pull top when the dust cover is capped, preventing any unwanted spills or leak. The air vent near the push pull top also provides effortless hydration. Compatible with "Clear Bottle" and "Thermo Cylinder."

Material: [Fabric] (lid) polypropylene (Mouthpiece) polyethylene