This Mattress protector from Silentnight features extra filling for enhanced comfort, support, and protection. Our high-quality Silentnight Standard Mattress Protector is perfect for protecting and lengthening the life of your Mattress. The top layer consisting of 144 TC white poly cotton ( 65%+35%) denier fabric, second layer of 150 GSM Polyester Fiber and 50 GSM Spun Bonded Polypropylene Micro- quilted in a multi-needled modern machine giving a softer and fluffy feel and stitched around the border with 1/2" white elastic for tucking into and stable grasp to the mattress. Available on all 6 standard sizes.,