Features:
Better Protection - This silicone boot for stanley 30oz 40oz can protect your cup from collision, scratches, and will not make a noise when placing it on the table!
Unique Color - This colors with non-slip plaid pattern design can be perfectly matched with stanley cups.
Perfect fit - This silicone boot sleeve is specially designed and suitable for Stanley 40oz 30oz and H2.0 40oz 30oz Tumbler with Handle & suitable for Stanley IceFlow flip 30oz and 20oz. Also suitable for Classic Trigger Action 16oz & 20oz, and for Quick Flip GO 24oz & 36oz,It is precisely molded according to the size of this brand cups, which perfectly fits the cup bottom and won't fall off easily.
Safe material - This bottom cover is made of food-grade silicone, soft and flexible. Safe for all ages. Dishwasher safe.
Easy to use - The proper elasticity of this silicone boot makes it very easy to put on and take off. Just hold the tumbler, gently put the silicone boot on the bottom, and squeeze out the air. It won't be as sticky as some silicone cup covers when taking off.
Wide Compatibility - It also fits tumblers with a base diameter of approx 2.95 inches. Suitable for 12-24 oz, suitable for Rambler 30 oz, 20oz 18oz, for Rambler Jr. 12oz and for Rambler 12oz, for Simple Modern 40oz with handle, for Collection 10oz, 14oz, 18oz and 22oz, also suitable for 30oz & 40oz, for Drinco 30oz & 40oz tumbler with handle water bottles.

Specification
Product Name: Silicone Boot
Material: Silicone
Size: 7.5cm
Color: as shown

Package included:
1 x Silicone Boot

Note:
1. There could be some slight differences in the color tone of the pictures and the actual item.
2. Please allow 1-2mm differs due to manual measurement, thanks.