Material:100% cotton,soft, comfortable and breathable. Collarband design: prevent zipper scratches protect baby's delicate skin. Embroidered design: exquisite embroidery design, increase the uniqueness of the style. Zipper design: 2 way zipper design, easy to wear and change a diaper. Please CHECK the Size Information in Description Before Placing Order. Teach Leanbh Baby 2-Pack 100% Cotton Romper Jumpsuits Two Way Zipper Long Sleeve Footless Sleep and Play