Flannel mattress protector 100% Cotton The flannel bed protector limits and absorbs perspiration and provides perfect hygiene These are mattress protectors, which border and cover all sides of the mattress, the finish is elastic on the 4 corners of the cups. It therefore protects the mattress from marks or other possible stains. The advantages of this product: Limits and absorbs perspiration Offers perfect hygiene Prevents premature wear of the ticking Protects the mattress from marks or other possible stains Machine wash at 40°C