These are heating strips for most sealing machines. Using aluminum, high temperature cloth material, easy to use or replace. Light weight and safe, they are excellent accessories for sealing machine. Easy to seal a various kinds of packaging, can be a nice helper for your daily sealing needs. Features - Color: As shown.- Material: aluminum, high temperature cloth.- Size:24.50X0.70X0.10cm/9.63X0.28X0.04inch.- Use high temperature cloth and aluminum to ensure the durability and practicality of the hand sealer heating strips.- Fast heating, no oxidation, high resistance, can offer you a much safer and efficient sealing method.- Convenient installation, good toughness, proper for hand pressure sealing machine, very practical.- Not easy to break, you can use a screwdriver and other tools to move the buckle into the heating wire socket.- Simple structure, proper length, suitable for both professional and personal use. Packing list: 5 x Sealer Heating Strips