South Shore Somea Basic 6-Inch Mattress, Twin 39-Inch, White FULL SUPPORT: Our resilient foam reacts to body heat and pressure to properly distribute your weight over the mattress SOFT COMFORT: Sleep like a baby with 5 inches of high resiliency base foam topped with a 1-inch memory foam layer that resumes original shape once out of bed SOFT SLIPCOVER: This removable, soft, jacquard fabric cover is non-slip on one side to prevent shifting during the night ROLL PACKED SHIPPING: Conveniently roll packed for easy shipping, the mattress will decompress in 24-48 hours. 1-YEAR QUALITY GUARANTEE: Shop with confidence knowing that we proudly stand behind this mattress with a 1-year guarantee.