Check the listing for details. 20Pcs Sublimation Metal Bottle Opener Keychain Sublimation Key Ring 3.1x9.4cm. Color: Silver, Condition: New with tags. Listed at 25.04 USD. Description:Material: The main body of the bottle opener key ring is made of zinc alloy, which is durable, corrosion-resistant, and has a smooth surface with metallic luster and texture; the heat transfer part is a metal aluminum plate, which is light and hard, smooth, and comfortable.Multifunctional Bottle Opener: a bottle opener and keychain in one. It is practical and portable, can meet daily bottle opening needs, and can manage keys to avoid loss. The surface uses sublimation technology to print pictures, text and other information. Create your own souvenir on the heat transfer blank.DIY Creation: Peel off the protective film of the aluminum plate and print your favorite pictures on the blank through a dye-sublimation printer, set the heating temperature to 365 degrees Fahrenheit/185 degrees Celsius, and heat for about 60-80 seconds.