Specifications: Color:Black and White Material:Memory foam, soft foam, polyester fiber Overall dimension: 54" x 75" x 8" (L x W x H)(Full Size) Net weight:29 lbs(Full Size) Mattress height:8"(Full Size) Overall dimension:76" x 80" x 8" (L x W x H)(King Size) Net weight:53 lbs(King Size) Mattress height:8"(King Size) Overall dimension: 60" x 80" x 8" (L x W x H)(Queen Size) Net weight:44 lbs(Queen Size) Mattress height:8"(Queen Size) Key Features ● Optimal Internal Structure: The 8" thick mattress comes in a 4-layer interior construction including memory foam, soft foam and high-density foam. Tender memory foam helps relieve physical pressure while high-density foam stably supports your whole body. ● Breathable Mattress Cover: The entire surface is covered with 100% poly stretch fabric with superb breathability which can help regulate the sleeping climate. With outstanding softness, the friction between your skin and the mattress cover will be eased, so that you can enjoy a more pleasurable sleeping. ● Safe and Harmless Design: This memory foam bed mattress has been certified by CertiPUR-US. Therefore, it is free from any harmful chemicals and unpleasant odors. Both the elderly and children can enjoy healthy and high-quality sleep on a medium-firm mattress. ● Practical Bed Mattress: This mattress presents versatile applications. It is appropriate for a wide variety of bed frames, such as a bunk bed, slatted platform, flat platform bed, etc. Meanwhile, apart from being placed in home, you can also use it in the dormitory, apartment, etc. ● Mattress In A Box: The shipping dimension is 42" x 17" x 17". Inside the package, it is a rolled-up mattress. All you need to do is unroll the mattress and place it on the bed frame. After 72-hour recovery, the mattress will get to its original shape. Note: Please keep distance and enough space from the mattress when opening.WARNING: This product contains a chemical known to the State of California to cause cancer or birth defects or other reproductive harm