For the wee ones, Klean Kanteen's adapters and Sippy Spouts from Avent convert any Klean Kanteen Classic into a spill-proof, BPA-free, toddler-friendly Kanteen.
Kid-friendly design
No BPA, phthalates, lead or other toxins
Interchangeable with all Kanteen Classic bottle sizes
When my daughter was young, we had several KK 12oz with the sippy adapter. The extra sippies were important as she chewed on them a bit. After awhile , they look disgusting. So I always kept extra ones around.
