Compatibility - This lid is replacement for Rommeka 16oz stainless steel cups, for the other brand cups, we recommend the inner diameter of your tumbler cups’ mouth for 3.26±0.02 inches
Premium Quality - Made of food grade crystal clear plastic which is BPA free, Eco-friendly & Dishwasher Safe.
Easy to Use - The design of the flip top makes you open and close it easily. Silicone seal prevents the lid from sliding. 2 ways drinking, holes on the top for easy sipping and straw friendly.
Spillproof Design - This tumbler lid design with a unique vacuum sealed technology that's airtight keeps your drink insulated longer and spillproof. No more worry about spill problem while walking or driving.
Straw Friendly - It is not only for sippy directly, but also can use a straw. An independent vent has been designed on this lid. The air hole is compatible with any kind of straws less then 0.35"/9mm diameter.