Efficient work, and flexible, this fireplace draft vent cover meets all the advantages. Prevent unwanted hot or cold air from entering. Simple to use, it can be easily trimmed with a pair of scissors to better suit your needs. Features -Color:black. -Material:magnetic rubber. -Size:91.44X10.16X0.01cm/35.94X3.99X0.004in. - Work efficiently, this draft stopper vent cover keeps unwanted hot or cold air out. - Simple to use, just remove the plug before using the fireplace and reapply it after the fireplace has cooled. - Can be easily trimmed with a pair of scissors to better suit the ventilation of your specific fireplace. - Using magnetic rubber, this draft stopper for indoor fireplaces is safe and professional. - Meet your needs and block cold air, and you don't need. Package list: 2 x fireplace draft stoppers