Protect yourself and your children from bicycle-related head injuries with a cycling helmet from Overstock.com. Helmets for casual bike riders come in several sizes and colors including red, white, blue, yellow, and pink. Children's cycle helmets feature colorful designs such as dancing animals, whimsical flowers, space scenes, teddy bears, fish, and cartoon people. For freestyle cycling, opt for a helmet with an adjustable ring system and hard outer shell. Before you jump on your bicycle or electric scooter to brave your morning commute, don a commuter helmet from Cycle Force. It has a reinforced microshell for added protection and six air vents to keep you cool while you ride. To prevent helmet hair and whisk away sweat, use a black unisex headliner hat from Wigwam.