![Bite Valve Cap - 42mm](http://hydrapak.com/cdn/shop/products/OE-Capwith_BiteValve_WebRes.png?v=1647297126&width=500)
![Bite Valve Cap - 42mm](http://hydrapak.com/cdn/shop/products/OE-Capwith_BiteValve_WebRes.png?v=1647297126&width=500)
![Bite Valve Cap - 42mm](http://hydrapak.com/cdn/shop/products/OE-Capwith_BiteValve_WebRes.png?v=1647297126&width=500)
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Free US Shipping on Orders 45+
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Free Shipping
We offer free shipping on all US orders where the subtotal is $45 or greater!
30 Day Returns
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Returns & Exchanges
We are happy to offer a 30 day return policy/satisfaction guarantee. If, for whatever reason, you are not happy we will exchange or refund your purchase.
Beyond™ Lifetime Guarantee
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Beyond™ Lifetime Guarantee
If you experience any failures due to the product's manufacturing or materials, we'll repair or replace the item for free.
![Bite Valve Cap - 42mm](http://hydrapak.com/cdn/shop/products/OE-Capwith_BiteValve_WebRes.png?v=1647297126)
Product Details
Replacement cap and auto-seal bite valve with leak proof threaded design. Fits all HydraPak products with a 42mm opening.