Relax 31 x 75 x 4 Tri-Fold Mattress Topper - Enjoy reliable comfort with the Modway Relax 4 Tri-Fold Mattress. Complete with a .5 top layer of memory foam, 3.5 of responsive foam, and an ultra-soft removable cover with a non-slip bottom, Relax delivers sound sleep by night and a seating area by day. Unfold Relax in the living room as a play mattress, prop up against the wall to use as an extra lounge chair, or take with your as a portable mattress while camping or traveling. Relax is CertiPUR-US certified by accredited independent testing laboratories, so you can be confident that the memory foam is made without formaldehyde, ozone depleters, mercury, and other heavy metals including PBDEs, TDCPP or TCEP (Tris) flame retardants, and is low on VOC. The Relax folding mattress comes vacuum-packed and rolled to fit into an easily portable box. It takes 2 to 4 hours for Relax to expand most of the way and a day to expand fully. Relax is a firm tri-fold mattress that delivers comfortable support while accommodating the needs of guests, dorm room friends, and family fun activities.Set Includes:One - Relax 31 x 75 x 4 Tri-Fold Mattress4 Tri-Fold Mattress (31" x 75")0.5" Memory Foam Top3.5 Responsive Base FoamUltra-Soft Removable CoverNon-Slip Bottom With ZipperCompressed And Rolled In BoxEasily Folds Away When Not In UseOverall Product Dimensions: 30.5"L x 75"W x 4"HProduct Materials: 4" foldable Memory Foam Mattress: 0.5" memory foam, 3lb density 3.5" base foam, 1.75lb density compress and roll up into a polybag, 1pcs/white carton MOQ: 50pcs each size, Mattress Weight Capacity: 400lbs.