Durable material: Our glass bottle lifter is made of stainless steel, durable and sturdy, with easy-grip handles and smooth, non-slip, easy-to-control hinges. Safe and convenient: our stainless steel adjusters are easy to lift and feature handles that attach securely to the top of the glass. It is designed to safely remove any size glass bottles from boiling water and protect hands from high temperatures. Wide Application: These jar measuring tongs can be used for almost all jars, from small jars and jelly jars to larger and larger standard size glass jars, more convenient for home and food production. Package Included: You will receive 1 x lifting clamp jars to allow you to lift the jars easily, enough for you to use and replace. Size: About 8.8 x 6 inches, the correct size for various mason jars. Note: The data are all measured manually. Due to differences in light and display, please allow 1-3cm error. Please refer to the actual item received.