Classic Flip Seal Sport Cap

Stay hydrated with intention. The Classic Flip Seal Sport Cap delivers 100% leakproof performance with an ergonomic spout that opens and closes with a single thumb flick—designed for active lifestyles and everyday carry. The included telescoping stainless steel straw adjusts to fit various bottle sizes, giving you the flexibility to use it with or without the straw. Built for durability and ease, it's dishwasher safe, BPA-free, and compatible with all Klean Kanteen Classic narrow mouth bottles. Backed by a lifetime limited warranty and crafted by a Certified B Corp, 1% for the Planet member, and Climate Neutral Certified company, this cap reflects our commitment to quality and sustainability. Recommended for ages 3+; not intended for hot beverages or unsupervised use by young children.