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Enjoy the crisp cool water of a mountain stream while guarding against particles, protozoa and bacteria like Giardia, salmonella and cryptosporidium with the Klean Kanteen Classic Water Filter Adapter. These small, lightweight water filter adapters feature one end that screws into Klean Kanteen® Classic bottles while the other end has a universal thread design that connects to most standard backcountry water filters. Get your water straight from the source with the Klean Kanteen Classic Water Filter Adapter.

Fits the 27oz bottle only, but now you can carry your Klean Kanteen perfectly on you bike. Snug fit assures that it will stay on through the bumps.

Do nature a huge favor and ditch plastic water bottles for good. Instead, grab the 26 oz GoLite Biodegradable Bottle which is recyclable, reusable, and BPA-free.

Classics never go out of style. The Ultimate Direction 26oz Classic Bottle features the old school push/pull top.

Need a new screw top lid for your Ultimate Direction water bottle? The Ultimate Direction Kicker Cap will do the trick. Get back in the race and stay hydrated.

Classics never go out of style. The Ultimate Direction 20oz Classic Bottle features the classic valve for those that like to stick with the original.

Biodegradable, recyclable, reusable, the Biodegradable Bottle 21oz from GoLite is made with recycled content and is BPA-free.

The Vortex Water Bottle from Fox Racing is always handy to have around. 16oz. water bottle boasting Fox logo.

The Ultimate Direction 10oz Bottle features an angled top and lightweight design that allows the user to get every drop without tipping your head all the way back, making it so your vision is not impaired while you're running.

The Guyot Splashguard - Universal size insert provides smaller drinking aperture to block splashes while on the go and a larger fill-through drain to add water liquid without removing Opening is sized for both kids and adults

If you have miss placed the lid to your Klean Kanteen or you just want additional drinking options, opt for a Klean Kanteen replacement cap. Interchangable between bottle sizes and made with polypropylene #5 or stainless steel, you have many options for one handed drinking, low-profile designs, or adapters and Sippy spouts from Avent™ for your little ones.

Lost the lid? Use the Platypus Closure Cap for a secure, no-leak cap for Platy® Bottles, Reservoirs, and Water Tanks. The package includes two caps.