Inspired by sports bottles, the Platypus Push Pull Cap allows you to convert any screw-top Platypus bottle fitting any Platy products with threaded, screw-top openings. This includes Platypus flexible water bottles, Platypus Reservoir, and Platypus water tank products.

Specification:

• Weight (Standard): 0.2 oz / 0.00 kg
• Width (Standard): 1.2 x 1.2 x 1 in / 3.0 x 3.0 cm
• Material: Polypropylene / Polyethylene