Barely worn Obermeyer ski bib and jacket. The I-grow system has not been used on either the bib or the jacket. My daughter wore these a couple times when she started learning ice skating. Snoverall and Jacket features - Let your little one enjoy the chilly days wearing the Obermeyer® Kids Snoverall Pants. It is crafted from a "I-Grow" Extended Wear System, Water-resistant powder cuffs with gripper elastic, a pocket with hook-and-loop closure, and double-layered, reinforced knees and seat. - Adjustable quick release, hook-and-loop shoulders - Reinforced seams and pant hemlines. - breathable fabric protects from snow and unwanted moisture - fleece chin warmer, fleece lined collar, and interior windguard block out winter gusts - clips on the sleeves for gloves/mittens