The 9821 Hard Shell Helmet is a protective helmet made of polyethylene with a shock absorbent 1/2-inch vinyl coated foam liner. The woven chin strap has an adjustable buckle and snap fastener. Both the liner and shell are ventilated, and the shell is washable. SIZES: Extra-Extra Small, Extra Small, Small, Medium, Large, Extra Large, and Extra-Extra Large. COLOR: Pink, casa tan, royal blue, and black. These custom colors are available for an additional $26: light almond, baby blue, bright blue, forest green, maroon, orange, purple, red, silver/gray, teal, white, and yellow.