The Beautyrest Vinings 13.5 plush mattress brings you durable comfort and temperature management at an affordable price. The 850 Density Pocketed Coil Technology features individually wrapped coils designed to minimize motion transfer as you settle during sleep and also helps relieve pressure points in hips, shoulders, and lower back making it great for side and back sleepers. The SurfaceCool fiber and AirCool memory foam comfort layer are both designed to dissipate heat, so you wont wake up sweaty even as the mattress hugs you with cozy comfort. The Vinings mattress is available now at Mattress Firm, both online and in store. Take advantage of our 120-night sleep trial to test it out in your home and see if it recharges your sleep.Dimensions: Twin: 39 W x 75 D Twin XL: 39 W x 80 D Full: 54 W x 75 D Queen: 60 W x 80 D King: 76 W x 80 D Cal King: 72 W x 84 D.BR Warranty.Comfort Level: 4.