Buttercup Diaper CoverA soft and sunny essential, the Buttercup Diaper Cover features warm honey toned embroidery and tiny tulip buds, finished with a sweet bow. Made from breathable white cotton and gentle ruffles, it's designed for pure comfort and charm. The waistband is gently lined with cotton, keeping elastic away from delicate skin. 100% cotton Covered elastic for comfort SIZE CHART Size Waist (in Inch) 0 3 Months 12. 5 3 6 Months 14 6 12 Months 15 12 18 Months 15.