Polyester

100% Breathable Design for Safe Sleep- Our innovative double layer breathe-thru design features a 3D mesh quilted surface and ultra-thick breathe-thru spacer layer adds 4/8” of air circulation over the waterproof layer. This reduces the suffocation risk and creates a safer sleeping environment for your baby's well-being

Exceptional Waterproof Defenes - The bottom layer of this breathable crib mattress protector is made of TPU waterproof material, which is 100% waterproof and durable.Therefore the waterproof crib mattress protector effectively against URINE, MILK, SWEAT or other liquids soaking into the valuable crib mattress, offering a cool and dry sleeping environment for your baby

Wide Application & Perfect Fitness - Measures 52''x28'', our baby mattress protector is design with deep skirt and 360° elastic edges which is expertly tailored to fit snugly on all standard crib sizes, preventing it from slipping or bunching up. Ensure full protection for your crib mattress against any leakage accidents

Machine Washable & Dryable - Our quilted crib mattress cover is easy to clean up after occasional night time accident, which's safety and wash tested to ensure durability and quality. It can stands up well in frequent machine washing & drying cycles, so the baby mattress pad can save you a lot of time and money, making your life easier

Ultra Soft & Noisless - Our toddler mattress protector is made of softer and thicker skin-friendly fabric, offers right amount of support for your baby to have a restful time. And the thickend design adds an extra cushioning and noiseless performance, no matter how much your baby moves, no crinkling sounds at all, allowing your baby to sleep in complete quiet comfort