48x75 RV Mattress 7 inch pocketed coil 48x75 3/4 Full/Bunk Mattress for RV, Camper or Travel Trailer Superior quality components: Pocketed coil innersprings with foam topper encased in soft quilted top. Pocketed coil base provides more support than foam or memory foam mattress. USA Made Meets or exceeds ALL federal regulations