Klean kanteen kid kanteen replacement sippy cap green description klean kanteen is proud to offer our own sippy spout which converts any kanteen classic into a spill proof bpa free toddler friendly kid kanteen every sippy cap comes with a polypropylene dust cover and handy attachment loop hook it on a backpack or throw it in a diaper bag and head off with safe hydration for your little people features kid friendly design handy attachment loop no bpa phthalates lead or oth