100% cotton quilted cover Snap closures helps to prevent layers from shifting Certified STANDARD 100 by OEKO-TEX® Snap closures help prevent the layers from shifting Top layer is attached with snaps - simply unsnap for quick, home laundering Secures to bed with anchor bands at each corner Adds extra supportive, plush comfort to your mattress 300 thread count top fabric 2" gusseted support layer filled with 100% hypoallergenic polyester fibers Twin measures 39" W x 75" L