High Density Upholstery Foam Cushion 3 inch thick [Ultra Firm] Certipur-us Certified quality foam, [Ultra Firm] 3" Height x 24" Width x 80" Length, 1.8 density, compression rate 50 pounds. This mean for every 50 pounds on a general idea, your foam will compress by 1 inch. High Density Foam is designed for that Firm Feeling for those who don't want to Sink into their Couch. 100% Recovery rate, Durability: Ultra Firm High Density Foam suitable for long term use. Certipur-us Certified for Quality Assurance: Isellfoam uses only the highest quality foam in our mattresses and now you can use the same foam for projects in your home. Our products are cut-to-order and not mass produced to ensure quality. Polyurethane Foam one of the more impressive everyday uses of polyurethane foam is in mattresses, mattress toppers, floor pillows, camping cushions, couch seat cushions, bench seat cushions and floor pillows because of its comfort and lifespan. This foam is rated to last 7-12 years. Customized to repair worn down chair cushions, create custom seat cushions or seating pillows, patio chair seat cushions, chaise lounge chairs cushions, couch cushions, bench cushions, ottomans, bar stools, rocking chair seat cushions, upholstered headboards, rv seat cushions, boat seat cushions, car seat cushions, golf cart seat padding, workout bench padding, window seat cushions, restore vintage furniture, foam mattress toppers and carrying cases for delicate glass or ceramic items, packing foam for delicate glass or ceramic items, accent pillow foam inserts and many other crafts and diy projects.