Trek Pivot Interchangeable Straw/Chug Lid color_PBZ Insulated: Flip Lid is double

Insulated: Flip Lid is double walled

The top lid doubles as a jigger and has 1/2 & 1 ounce measurement marks

This selection fits most slim 12oz aluminum cans

Multi-Use Leakproof Lid: Featuring two interchangeable leakproof lid pieces

Assortment of Patterns: Find a pattern to match your child's personality

Trek Pivot Interchangeable Straw/Chug Lid color_PBZ Insulated: Flip Lid is doubleMulti Use Lid: Featuring two interchangeable lid pieces, you can choose your preferred sipping method straw or chug and easily swap out the sipping component within the lid at any time. Insulated: Lid is double walled, keeping your drink the ideal temperature for hours Leak Proof: Interchangeable Straw and Chug Lids prevent spills and leaks when in the closed position