Confirmed fit
Traveler 16 oz
S'well · Traveler
Compatibility evidence details
Traveler flip straw official listed for 16/20/24/32/40oz Travelers; this batch only includes independently cataloged 16/24oz models. Reviewed official manufacturer product compatibility and size selector 2026-10-28. Verify exact generation/threads on purchase; do not cross-fit to Explorer 18oz or other series.