Custom 3 LB Memory Foam Mattress Topper for RVs, Boats, Trucks, Sofa Beds (48x75 3/4 Three Quarter) Handcrafted in the USA. Ships Compressed & Rolled via FedEX Ground Make your mattress comfortable again! Certipurus Certified Foams - Low VOC, No PDBEs, Rollator Tested for Durability 2 Inches of Premium Open-Cell 3 LB Memory Foam Helps to relieve those painful pressure points