Tired of your sad-looking couch? Give it a touch up! with these high quality, premium upholstery foam cushions, you can easily replace your old foam while retaining your much-loved couch! made of polyurethane foam and available in 3 different densities, you get a foam with the perfect amount of cushioning and stiffness. Each foam cushion would hold its firmness for 3-7 years, depending on the density and the Usage. ::: Densities available: (1) regular density - has a compression rate of 33lbs and is suitable for light use and decorative applications; (2) medium density - has a compression rate of 36lbs and it features the perfect amount of cushioning and stiffness, it s soft but still holds its firmness; (3) high density - has a compression rate of 44 lbs., has a 100% recovery rate and is designed for heavy traffic and high use applications, can last from 5-7yrs. ::: Uses : ideal for oval and round poker tables, furniture cushions, boat cushions, car cushions, foam mattresses, bedding support and all other come and commercial upholstery applications. ::: Foam packages need to be opened immediately once you receive the package. Do not let the foam sit unopened for more than 1 week! do not open with a box cutter! use a ball point pen or a pencil. Start by making a little incision and break it from there. ::: Durability: will last 3 to 7 years ::: care instructions : when unpacking, allow at least 2 days for the foam to breathe in order to recover its original size and form.