Thinsont Universal Vacuum Bottle Cap with Silicone Sealing Stopper Thermal Cup Lid Plastic Cover Travel Flask Mug Replacing Parts

Easy to use This vacuum bottle cap is designed with a switch on the center just press it then you can pour out water. Fits for most This thermal flask lid is suitable for a bottle that has a 4.5cm bottle mouth interior diameter and can be installed easily. Leakproof This thermal bottle cap is designed with a silicone sealing ring that can prevent the water from leaking. Plastic material This vacuum flask cap is durable and long-lasting abrasion-resistant corrosion-resistant and not easy to be damaged. Portable This thermal bottle lid is small and lightweight won t take much space so you can easily carry or store it when going out. Material Plastic. Color Show as picture. Bottle mouth interior diameter Approx. 4.5cm/1.77 inch. There might be a bit of color distortions due to different computer resolutions. There might be a slight error due to different hand measurements. 1 Piece Vacuum Bottle Cap.