Enjoy luxurious comfort and inspiring support on this 12'''' hybrid mattress. Made of spring coils and a breathable fabric cover, it provides high elasticity and a hypoallergenic design that''s perfect for even sensitive sleepers. The buffer isolation layer can effectively reduce the vibration caused by turning over so that you can immerse yourself in the customized comfortable sleeping area. This hybrid foam and innerspring mattress is constructed with ultra-supportive material that cradles your body in every position, keeping your back, neck and shoulders comfortable to provide the restful sleep you and your family need. This mattress arrives compressed inside a box, so we recommend giving it time to expand before you stretch out for a snooze.Features:��Multi-layer Hybrid Design】The foam mattress has a quilted cover for added comfort. And multiple layers of premium foams and innerspring provides lasting comfort and support.��Promote Sleep】This mattress consists of individually wrapped pocket coils and high-density foam to provide ultimate support, relieve pressure and help those with back pain get a deep sleep. ��Flame-retardant Protection】The flame-retardant fiber with special fire-proof treatment is self-extinguishing to ensure a fairly safe sleeping area.��Interference-proof Sleeping System】Pocket spring coils are individually wrapped springs that act independently, providing superior motion isolation and support to the contours of your body. ��Buffer and Anti-vibration】The buffer isolation layer is distributed on the support layer, which can effectively reduce the vibration caused by the spring rebound when turning over.��Reinforced Coil Edges】The reinforced coil edges around the mattress allow you to experience a more durable, larger sleeping area and better seat edges when you wake up.Note: Your mattress may take a little time (24-48 hours) to grow to its optimum size after coming out of the box. Benefits of waiting a full 24-48 hours include expansion & ventilation. Sleeping on the mattress before the 48 hours will not impact the quality or comfort of your new mattress. Sizes may vary slighty after expansion.Mattress Top Type: Euro topComfort Level: Medium to SoftSet Includes:� One - 12" Twin Hybird MattressProduct Dimensions:� Overall Twin Product Dimensions: 75"L x 39"W x 12"H