Product Description: Environmental protection, non-toxic and odorless. Good sealing performance. Good lubricity and low friction coefficient. High and low temperature resistance, - 50-230 degrees. No corrosion in contact with metallic and non-metallic materials. For O lubrication. Used for O maintenance of aquarium / carbon dioxide filter box and other equipment. It can be used for various household toys and flashlights. Lubricate and seal the valve / seal O Product specification: Net weight: 5g, 10g, 15g The package includes: 1 x silicone lubricant Note: The color of the items shown in the picture may be slightly different on the computer display because the display is calibrated differently.