10 Inch Foam and Spring Mattress , CertiPUR-US Certified Foams , Mattress-in-a-Box. The firmness, and comfort of the mattress are great. It has great support and it's not too hard or too soft, adjusts to your body rather quickly and makes going to bed the highlight of the day. Also, the set up was very simple and easy.  

Features

• Material:memory foam,steel independent pocket innersprings ,soft fabrics
• Medium Firmness Comfort
• 5-zone pocket springs targeted support for head, shoulder, back, waist, hips, legs and feet
• An independent coil system base layer encased with foam edge support resists motion transfer from a sleeping partner
• CERTIPUR US CERTIFIED 
• back and shoulder pains relief
• mattress in a box
• expand to  its original shape within 72 hours
• 100 hassle-free night trial, 100-Days Money Back and worry-free 10 year limited warranty included. Please contact us for any question.

Dimensions: 

Twin:      39"W x 75"L x 10"H       Box Dimension:11.4"*11.4"*44.1"           N.W.:42.88 lbs           G.W:45.75 lbs

Full :       54"W x 75"L x 10"H       Box Dimension:15"*15"*31.9"                N.W.: 59.64 lbs          G.W:62.94 lbs

Queen :  60"W x 80"L x 10"H       Box Dimension:15"*15"*34.6"                N.W.: 66.25 lbs          G.W:70.00 lbs