Instant purchase welcome! No need to comment. Please refrain from price negotiations. This is a set of 10 replacement mantles for gas lanterns. These are general-purpose mantles and can be used with various manufacturers. They have attachment holes and strings at the top and bottom. They are safe and secure, as they do not contain harmful substances such as thorium or asbestos. Diameter: Approximately 6.5-7.5cm, with some variations possible. Please note: Please also read the self-introduction section. Changes to the address, color, or size cannot be made after purchase. There may be minor scratches, imperfections in the manufacturing, and crushed packaging if applicable. Simple packaging will be used.