Breathable membrane: The fabric is knit which allows air to circulate, but it can 100% protector mattress clean. The waterproof layer should protector the dirty,mites liquids enter into the mattress Face fabric is thin and soft, when the fabric laminated with the super soft TPU, the whole fabric is connected together, it is soft and without any noise. Protector Against: Allergens, Bed Bugs, Dust Mites,Bacterial, Perspiration, Urine and Fluid. Introduction: Machine washable, tumble dry low heat In the textile line, the TPU is very very popular and widely used by textile manufacturer. Top fabric are soft knit jersey fabric, cotton terry, bamboo terry, microfiber fabric. you can chose according to your habit. If you can not make idea for the fabric, you can tell me where you will used it, we can try to introduce to you the suitable fabric and design.● ITEM NO: ZC221104 ● STYLE: QUILTED ● MQQ: 500PCS ● COLOR: WHITE OR OTHER COLOR ● SIZE:STANDARD QUEEN KING ● REGULAR PACKING: PVC zipper bag or PE bag bulk packing ● Delivery time: 15Working days ● Quality:5 years warranty The role of pillowcase or pillow protector are to protect the pillow core avoid damage, dirty when we sleep on pillow. Our head is actually easier to sweat, so the role of the pillow protector is to absorb the sweat and oil secreted by the head skin.