Our Crib Mattress Protector Pad is Award Winning because of it's waterproof, noiseless, durable and dryer friendly qualities. It has helped hundreds of thousands of parents protect their baby's crib mattress from accidents during the day and night. They are 52 inches long x 28 inches wide x 9 inches deep to well and truly cover the size of most standard crib mattresses, yet maintains a secure and snug fit for safety. As far as crib mattress pads go, the top bamboo layer is very soft and absorbent, allowing any bed wetting to be absorbed to help baby stay dry and warm. The second layer ads extra absorbency for those heavy or multiple accidents. While the third waterproof layer is made thick enough to withstand many washes and the fourth layer is a strong weaved layer to ad durability and heat resistance to help with longevity and dryer use. The crib mattress protector makes minimal noise when babies move around so your baby sleeps soundly and doesn't wake up with the common crinkle sound found in other waterproof products. Our mattress protector is white so it is discreet underneath crib sheets. It is quilted and super soft for superior comfort Considering it's a luxury crib mattress pad under $20. They can be cold machine washed separately and put in the dryer on a low heat. CAUTION: When dried on a higher temperature, the waterproof layer can be damaged. The Margaux & May Bamboo Rayon Fiber Crib Mattress Protector is a must-have accessory for Moms.