Features:
Fits for Yei Ramber, for RTIC, for Ozark for Trails and most other 30 ounces tumblers.
Help prevent spill while turning over the tumbler and keep your drink insulated.
Closure with straw friendly opening.
Made from ABS crystal clear plastic.
Come with a black silicone o-ring around the base, which helps cover the cup tightly.
Designed with an air hole on top of slider according airflow ergonomics which helps reducing splashing.

Specifications:
Name: Water Bottle Cover (bottle not included)
Type: Spill Proof Lid
Material: ABS
Color: Transparent
For:20/30oz cup

Package include: 1pc

Note:
There is 2-3% difference according to manual measurement.
Please note that slight color difference should be acceptable due to the light and screen.