Premium Stitched Quilting; for Maximum Comfort. * Superior Quality Triple Layer Construction: * Cover: 100% 220 Thread Count Quilted Cotton, Filling: 100% Polyester, Sides: 100% Polyester Stretchy Jersey Knit, Backing: 100% Waterproof Polyurethane * Fully Elasticized skirt for perfect fit. Standard Crib Size, 28" X 52". * Hypoallergenic; NO Vinyl - NO PVC"s - NO Phthalates - NO Latex