6" Bonell Mattress This budget-friendly firm mattress offers a comfortable night’s sleep at a comfortably affordable price. At the core of this mattress: are 13.5-gauge tempered Bonnell steel coils that provide maximum support for a sound sleep. The mattress’ quality foam and quilted polyester fabric add an enhanced level of comfort.SG0111 Mattress Highlights: Comfort level: firm This mattress arrives in a box for easy setup. High-quality Bonnell coils offer consistent support and proper balance 1" high-density support foam delivers edge-to-edge support Knit quilt cover: polyester Poly-foam support Meets Federal Flammability Standard CFR1633 1-year limited warranty Foundation sold separately M96311 Twin Mattress 37"W X 74"D X 6"H M96321 Full Mattress 52" W x 74" D x 6" H M96331 Queen Mattress 59" W x 79" D x 6" H Other Items in this Collection: Click Here