1)Hygroscopicity : Cotton fiber has better hygroscopicity , under normal circumstances , cotton fiber can absob moisture to the surrounding atmosphere , its moisture conteent is 8-10% , So it contacts the skin of the people , make people feel soft and not stiff . 2)Moisturizing effect : As the cotton fiber is a poor conductor of heat and electricity , heat conduction coefficient is extremely low , and because of the cotton fiber porous , high elasticity , between fiber can accumulate a large amount of air , air is a poor conductor of heat and electricity , so the cotton fiber textile have good moisturizing effect . 3)Heat resistance : cotton fabric heat resistance is good , in the 110degree below , will only cause moisture evaporation on the fabric , will not damage the fiber , so cotton fabric at room temperature , wearing , washing printing and dyeing have no impact on the fabric . 4)Environmental protection : cotton fiber is a natural fiber .Pure cotton fabric is good for human body without any irritation in contact with skin The pure cotton fabrics are woven with fine natural cotton yarns. It is well breathable and moisture absorbing. Our cotton fabrics are strictly controlled to be AZO free and extremely low content of formaldehyde which goes much above international standards. Mattress need protective cover to protect the mattress clean and your health . The cotton quilted mattress cover can completely and properly wrap the mattress , 360-degree protect your mattress clean and flat all times , it will make your sleep ease. This mattress cover is simple washing and neat sleep all night , the piping design make this cover looks beautiful and explanate. ● ITEM NO: ZC2293 ● STYLE : QUILTED FITTED STYLE PIPING ● MQQ: 500PCS ● SIZE : customized ● REGULAR PACKING : PVC BAG WITH INSERT ● Delivery time : 25 Working days ● Quality :10 years warranty