KENNEWICK 2 Sided Firm Corsicana Arabella low profile mattress makes good choice for most trundles bunk beds it s flip-able too 2000PR-1060 KING Mattress King 2000PR-1050 QUEEN Mattress Queen 2000PR-1030 FULL Mattress Full 2000PR-1010 TWIN Mattress Twin 2000PR-1020 Twin XL Mattress TwinXL Support Core Verticoil Innerspring Warranty 5 Year 1 Full 4 Prorated Profile Height 9 Inch Flipable Double Sided Mattress Top Standard Top Coil Count Queen 440 Firmness 80 Mattress Border Arabella Coil Count 240 Coil Count 340 Coil Count 440 Coil Count 550 Origin Crafted In The USA Best For Young Adults