Check the listing for details. U.S. Solid Aluminum Foil Cap Liner. Condition: New. Listed at 8.69 USD. How to choose an Aluminum Foil Cap Liner? Material: To choose the right aluminum foil gasket determine the material of the bottle mouth, such as PET, PP, PE, glass, etc. Select the aluminum foil gasket of the corresponding material. Size: If the bottle has a gasket, measure the diameter of the gasket directly or measure the inner diameter of the bottle cap, or the outer diameter of the bottle mouth plusthe width of the thread. Directions to Use It is necessary to prepare an electromagnetic induction sealing machine. Insert the aluminum foil gasket into the bottle cap, and place the aluminum foil silver side outward. Then put the cap on the bottle mouth and tighten it. Align the center of the sensing head with the center of the bottle cap as much as possible, and tap the button switch for about 2 seconds. After opening the bottle cap, aluminum foil, and paper are separated, silver tinfoil is separated and bonded to the bottle mouth, and a white paper pad is left on the bottle cap. SHIPPINGAll orders will ship within 5 business days of payment. Delivery may be delayed due to carrier delays and/or other issues.All of our customers are very important to us, if you have a delivery or quality problem, please do not open a case but contact us promptly via eBay message, we will try our best to resolve it with you. RETURN POLICYReturns are accepted within 30 days of the buyer receiving the item. Buyer is responsible for return shipping if it's not our fault. We will issue a refund within 2 business days of receiving the returned item.Returned items must be in their original condition, custom items cannot be returned.