2-Piece Set: Includes a cozy long-sleeve top with fold-over mittens and matching bottoms, designed for everyday comfort and style. Two-button henley front and snaps along the inseam make dressing and diaper changes quick and easy. Waistband: Soft elastic waistband, providing stretch and comfort that grows with your little one. Fabric: Made from 50% Rayon, 25% Poly, 20% Nylon, 2% Spandex, silky smooth and stretchy waffle fabric.