Comfortable and innovative, this DHP Sleep 6 Inch Thermobonded High Density Polyester Fill Mattress is truly unique. Why? This mattress is built with 3 separate 100% thermobonded high density polyester pads that come together to create a twin size mattress. The three mattress pads combine so seamlessly into one mattress that you won't even be able to tell that this DHP Sleep 6" Mattress isn't your traditional mattress. The cover is also made with 100% polyester fabric! It's firm support is perfect for bunk beds in your children's rooms, or to use in your living room with daybeds and/or trundles. After a quick and easy assembly, you get a GREENGUARD GOLD Certified mattress that fits a standard twin size frame. GREENGUARD Certified products are certified to GREENGUARD standards for low chemical emissions into indoor air during product usage. The DHP Sleep 6 Inch Thermobonded High Density Polyester Fill Mattress is made in Canada with imported materials. Bunkie board may be required for use with a bunk bed.