• Package contents: 20 impulse sealer heating elements and 20 corresponding fabric tapes. • Component dimensions: approximately 200 mm long by 2 mm wide, adaptable to most 8-inch sealers. • Excellent material: made of chromium alloy, with high strength, good oxidation resistance, high temperature, fast heating speed, and long service life. • Easy to install: can be installed in most machines with a screwdriver. Frequently replace old components for good sealing performance. • Usage instructions: when the fabric tape changes color and the sealing effect is poor, check and replace the components and fabric tape.