High density Square foam has a compression rate of 36 lbs. This means for every 36 lbs. on a general idea, your foam will compress by 25%. High density foam is designed for that sink in effect for those who love to fall into a nice soft cushion. durable, medium density foam suitable for long-term use. Warnings: Foam packages need to be opened immediately upon arrival. Do not let foam sit unopened for more than 1 week. Don’t open with a box cutter (you’ll cut the foam). Use a ball point pen or keys. When unpacking foam, allow the foam to sit for 3 to 5 days so foam can breathe and return to its original size and form.
SIZING: Foam is shipped same size as selected, it can easily be cut with scissors or electric knife to any size and shape required. QUALITY: Upholstery foam cushion premium high density (1.5) standard (seat replacement, upholstery sheet, foam padding) SAFETY: 100% recovery rate/fire retardant, lasts up to 7 years USES: Ideal for oval and round poker tables, furniture cushions, boat cushions, car cushions and all other home and commercial upholstery applications