Fits for most 20 and 30 ounces tumblers.
Help prevent spill while turning over the tumbler and keep your drink insulated.
Made from AS crystal clear plastic, odorless and non-toxic.
Strong leakproof function for liuqids, closure with straw friendly opening..
Come with a black silicone o-ring around the base, which helps cover the cup tightly.
An air hole on top of slider according airflow ergonomics which helps reducing splashing.
Main material: ABS+PP
Color: black, blue, red, pink(optional)
Fit for: 20oz / 30oz tumbler (optional)
Item weight: approx. 40g / 1.41oz
Package weight: 45g / 1.59oz
Item size: 9 * 9 * 0.5cm / 3.54 * 3.54 * 0.19in
Package size: 12 * 12 * 1cm / 4.72 * 4.72 * 0.39in
1 * Tumbler Lid