Bolle kids' helmet. Ski and snowboard helmet with an adjustable fit system. A dedicated carrying bag is also included. The helmet size can be adjusted with a dial. It has a goggle holder on the back. I think the size is for toddlers to lower elementary school students. My daughter wore it when she went skiing. - Brand: Bolle - Size: XS (49-54 cm) - Color: White/Pink - Features: Adjustable fit system - Accessories: Goggles, helmet bag - Design: Ski and snowboard helmet Thank you for looking.