THIS IS SLEEPMART PU FOAM IN 40 DENSITY , YOU CAN USE FOR MAKING BED SOFA, CHAIR, OR ANY WHERE WHERE YOU NEED COMFORT .
ITS BETTER THAN 28 DENSITY & ALSO HARD & HAEVY . ITS COME IN DIFFRENTS SIZES & THICKNESS . EVEN YOU CAN CHOOSE YOUR OWN SIZE BUT YOU NEED TO CALL CUSTOMRE SERVICE.
