PU Foam trim Grade AA PU foam trimReffered density range:15-30 kgs/cbmClean & dry unused off-cuts:100%Foam skin rate 5%no memory foam, no cloth, no mattresses, no other waste. Not wet. Only flex foam trim. Grade A PU foam trimReffered density range:15-50 kgs/cbmClean & dry unused off-cuts:100%Foam skin rate 15%no memory foam, no cloth, no mattresses, no other waste. Not wet. Only flex foam trim.