High Resilience Weatherstrip: The air conditioner window seal is of high elasticity and durability. It can be cut into any size and compressed for an airtight seal. The large air holes make it soft enough to buffer cushions for any furniture or equipment 4 Rolls Value Pack: fowong insulation foam window sealing kit includes 4 Rolls of 1" W X 1" T X 6.5' L foam strip, Total 26 Ft Length. Four rolls of foam tape are packed in one package Weatherproof Foam Tape: It is mainly applied in windows and door sealing, especially for uneven gaps, irregular surfaces, and very narrow gaps. It also helps to block drafts and noise which can be applied to seal ac, HVAC, fridge, auto, rv, marine, etc. Multi-Functional Weatherstrip: The foam strip is made from no-harm materials with great adhesion and great flame retardant, heat insulation, and oil resistance. It can stick firmly and non-degumming which can withstand temperatures from -40°C to 96°C Easy To Use: Please measure the right size seal strips for the gap. Clean the surface, cut the tape with scissors, and remove the backing paper. Finally, press firmly on the foam to expel the air for better adhesion It is a general-purpose open cell foam tape with strong adhesive, which is mainly designed for interior use and home improvement, bringing a clean, healthy and energy-efficient home environment to your family.Function:Be used as a weather strip for door andwindow sealing, keep away the drafts, noise and dust coming in from the cracks and gaps around windows and doors. Also save your energy cost.Be used as a seal around air conditioners,not only for shock-absorbing and soundproof, but also protecting the airconditioner from damage or wearing. Also be widely used in life: furniture,electrical cabinets, cars, speakers, toys, handicraft, sports equipment,gasket, etc.Easy to Use: Clean the surface and keep it dry beforeapplying;Mark the same height as the place you need,then cut the excess tape;Peel off the backing film;Apply the seal tape to the place you need.Key Features:Adhesive, weatherproofing, high resilience,good compressibility, shock-absorbing, soundproof, dustproof, flame resistance,Temperature resistance, oil resistance, anti-collision, chemical resistance and heat insulationSpecifications: 4 pieces with total 26 Feet LongEach piece: 1 inch Wide x 1 inch Thick x 6.5ft Long