Made for hard-charging trail riders, Bontrager's Lithos gives you great protective coverage in a lightweight package. Huge vents all over offer up great ventilation regardless of speed, a much-needed detail for those long climbs and slower techy sections. It features in-mold construction with internal reinforcements for serious safety. It comes in 3 different sizes, and when you combine that with the LockDown side straps and the Micro-Manager Fit System that you can adjust with 1 hand, you've got a custom fit that is tailor-made just for you. The removable visor is adjustable up to 10 degrees too, a nice touch. - Small = 52-56cm - Medium = 54-60cm - Large = 58-64cm

Big protection for little riders The Big Dipper helmet packs great fit, comfort, and durability into a small package. Recommended for ages four to seven. Key features - For growing kids, ages 4-7 - In-molded EPS shell with full coverage for protection and durability - LockDown dividers provide clean looks and easily adjustable helmet strap management - Crash Replacement Guarantee provides free helmet replacement if involved in a crash within the first year of ownership

Bontrager's Solstice offers the protection you need and the comfort you demand in a lightweight, stylish package. It features tough, in-mold construction for safety and durability and a bunch of large vents for cooling ventilation. Bontrager's Micro-Manager II fit system gives you an amazing fit you can adjust with just one hand. Combine that with the LockDown side straps and you've got a custom fit that is practically tailor-made just for you. Plus, it sports a removable, snap-on visor, too.

The incredibly easy-to use Quantum bike helmet is your go-to lid no matter what type of riding you like to do thanks to great ventilation, excellent coverage, and Bontrager's signature comfort. - In-mold composite skeleton increases helmet integrity and larger vent variations - Fully-adjustable Micro-Manager fit system fits a wide range of head sizes - Soft, comfortable, moisture-wicking, and washable helmet pads - LockDown dividers make helmet strap management clean looking and easy to adjust - Internal, recessed channels manage airflow through the helmet and over the head - Removable snap-on visor with visor port plugs - Small = 52-56cm - Medium = 54-60cm - Large = 58-64cm - X-Large = 60-66cm