The mattress protector provides excellent protection for your mattress from dirt or liquid spills onto the mattress surface, which helps extend the life of your mattress. How to use: Place the mattress protector on top of your mattress and secure it with the elastic band underneath the mattress, then place the sheet on top of the mattress protector. Specifications: Number of pieces: 1 piece. Stretchy edges keep the mattress protector firmly in place. Available in white and for mattresses with a height of 35 cm. Washing instructions: Wash the mattress protector in cold water. Dry the mattress protector using a dryer on a low setting. Do not use bleach. Do not wring the mattress protector. Do not iron the mattress protector. Do not dry clean the mattress protector.