24oz Kids Trek Tumbler Straw Lid 3XX

Spill-Proof Lid: Silicone straw lid is designed to prevent spills. It is not Intended for Hot or Carbonated Liquids
Silicone Straw Lid: Lid is also compatible with Simple Modern Classic tumblers.

Designed ONLY for Simple Modern tumblers (tumbler sold separately).

Ref 3XX.