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Gteller 2PCS Eco-Friendly Non-Slip Silicone Coaster for Flask/Mug/Tumbler/Bottle (95mm, Black)
Silicone Vacuum Food Jar Coaster Size Material Silicone. Features Durable and flexible Heat resistance from -40 degree to 230 degree. Package silicone coasters. Prevent the bottom base of your new thermoses from dings, dents and getting scratched. Durable & Easy to Wash- BPA-free silicone is durable and over-engineered to last. Premium silicone also makes it super easy to wash and clean your sleeve then towel or air dry. sleeveis fit for bottom base of 3.54 cap is fit for bottom base of 3.74 Please confirm the bottom width of your new thermoses before placing an order.

Price is $4.00

Price: $4.5