Detailed description: Description: The silicone surface is smooth, not easy to absorb stains, and it is very convenient to clean.Only need to use water rinse or with mild detergent to clean, you can easily remove the dirt and odor on the liner separator layer, and keep the cup clean and hygienic Key Feature: The silicone texture itself has a certain friction, the inner liner separator cup inner sleeve installed in the cup inside, can increase the friction between the cup and the hand, even if the hand sweating or the cup surface has water beads, can easily hold the cup, not easy to slip, improve the safety and convenience of use Specification: Texture: Silicone Size: 22.5 × 9cm Parts List: 1 × Pair of Silicone Inserts Note: 1.There may be slight differences between the picture and the actual color of the commodity. We will try our best to show you the exact color. 2.Please allow slight dimension difference due to manual measurement.