Seat Cushion Foam 3"T x 24"W x 80"L (Sofa Seat Replacement, Upholstery Foam Sheet, Foam Padding) " FIRM " Seat Cushion - High Density Foam "Firm" 3"Thick x 24" Wide x 80" Long, 1.5 pound 46 ILD, 100% Recovery Rate Free shipping to Continental U.S. Lower (48) States Sizing: Can Be Cut To Size and Shape With Long Sharp Knife or Electric Knife Great for Camping: Add layer of comfort to your RV or Camper Mattress, or put comfort layer between your sleeping bag and the ground. Ideal for upholstery replacement foam- furniture cushions, boat cushions, Bar stool and much more. Care Instructions *** Foam packages need to be opened immediately once you receive the package to prevent damage *** must take the compressed foam out of the box *** unrolled to relax on flat surface for compressed foam cells to breathe in the air *** allow at least 3 to 4 days for the foam to breathe in order to recover its original size and form from being compressed for shipping *** we compress everything down to the most economical size to keep our shipping cost down