Classic 8 in. Independently Encased Coil Futon Full Size Mattress Tan with CertiPUR-US Certified Foam DE94421 - The Home Depot
Futon Mattress, Padded Japanese Floor Mattress Quilted Bed Mattress Topper, Extra Thick Folding Sleeping Pad, Grey, Queen - Walmart.com
Amazon.com: EMOOR Space-Saving Japanese Futon Set (Futon Mattress, Comforter & Pillow) Compact-Twin, Made in Japan, Foldable Floor Sleeping Mattress Shikibuton Tatami Mat Camp Guest-Use : Home & Kitchen