Keep this hard-working Kanteen going! We know they get lots of use and may need a refresh from time to time. Sippy Cap Maintenance Kit includes one dust cover and one air vent gasket for the Sippy Cap. Works for Kid’s Sippy Cap. Thank you for visiting and shopping with RaeJais, where you can find just about anything your heart or toolbox desires. From gold and diamonds to plumber tools and pool noodles, we’ve got a little bit of everything and then some.Be sure to like, follow, and share using @raejais on all your favorite social media platforms. You never know what you’ll discover next.Shop more treasures, surprises, and everyday finds at www.raejais.com