Black boring cover large glass jar special spare parts

Black burrow covers are included with the purchase of large glass jars. This is an additional purchase area for consumables. Black dig cover (for large glass jars, small glass bottles are not suitable) Contains a silicone sealing plug that prevents the beverage in the cup from leaking out of the straw Merchandise|Black boring cover + white silicone sealing plug Dimensions | Diameter 7cm | Digging hole diameter 0.8cm Material|tank + silicone Remarks|The edge of the black cover and the edge of the hole are tinplate, non-rustproof material. Be sure to remove the rubber cover after use, clean the bottle cap, and dry or dry the bottle cap to avoid rust.