Fits virtually all vacuum sealers, as as most models of hand / impulse heat sealers Replaces deteriorated or burnt-out PTFE tape, which is a crucial between the heating elementsand the bag. Old tape causes poor bag sealing and can lead to a broken heating elementsand a broken sealer Tape may be slightly wider and than necessary, allowing for broad compatibility. Strip should be replaced when appearing warn, discolored or if sealing isn't perfect Just tape from the roll and place on the area (you may need to clean the strip location placing the new piece of tape). Over the wire for vacuum sealers, under the wire for impulse sealers Comparing with common tape, this PTFE tape is more heat and cold resistant. it has good effect in insulation for high voltage; there is no chemical reaction for chemical medicines or agents and solvents; It possesses resistance for light, oxygen, wear-resisting, anti corrosion, unordinary smoothness, good paste and other advantages. Colour:Light brown Material:PTFE Size:Width: 5.0cm thickness: 0.18mm length: 10m Package Contents: 1 x roll PTFE Fabric Tape Only the above package content, other are not included. Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.