About this item

• Compatible with Tumbler 20oz, 30 oz Cup.
• Fits mugs or insulated cups with a base diameter of 7-7.5cm/2.75-2.95in.
• The water cup bootie is made of elastic silicone. It is BPA-free and provides a non-slip, noise-reducing performance.
• With the mug bottle bottom protector, you can prevent your mug from tipping over easily. It also prevents unwanted scratches, dents, and dings.
• Contains 4 black silicone boot sleeve. Coaster's Dimension: Diameter: 70 mm/2.75 in; Height: 19mm/0.75in.