The Delta Children Twinkle Galaxy Dual Sided Recycled Fiber Crib Mattress Topper provides a soft and comfortable sleeping surface for your baby. Made from a blend of 65% polyester and 35% cotton, this mattress topper features a memory foam core that molds to your baby's shape. The dual-sided design has a waterproof vinyl cover that is easy to clean and hypoallergenic. Elastic edges around the 4 sides create a snug fit that prevents shifting. This unisex toddler mattress topper measures 28 inches wide x 52 inches long and is suitable for standard crib and toddler mattresses. It comes in a variety of stylish prints and patterns for boys and girls. The soft woven fabric keeps sensitive skin comfortable. With 2 mattress coils and 2 fitted crib sheets included, this 2-pack provides a complete bedding set. The hypoallergenic mattress topper helps contribute to a healthier home environment by meeting GREENGUARD Gold certification standards for low chemical emissions.