Product DescriptionBackcountry Store says:Maybe your Labrador Retreiver has chewed the valve off your brand new Therm-a-Rest mattress. Or maybe you've grown tired of your lips freezing to the old metal valve of your vintage Therm-a-Rest mattress every time you go cold weather camping. Either way, you'll be glad to know you can simply replace it with our patented high-flow delrin valve. Kit includes HotBond adhesive and one easy-to-install replacement valve. Bottom Line: Don't get caught in the backcountry with a deflated mat.Moosejaw says:Did your dog chew the valve off your brand-new Therm-a-Rest mattress? Or maybe you're just tired of your lips freezing to the metal valve of your vintage Therm-a-Rest every time you go cold-weather camping. Either way, our Valve Kit makes replacement quick and easy. It includes Hot Bond adhesive and a high-flow replacement valve that installs in a snap.