The Slim Line Daytona Helmets Cruiser Motorcycle Helmets Are One Of The World’s Smallest & Lightest D.O.T. Approved 3/4 Shell Motorcycle Helmets Ever Made!!  With 3 Different Shell Sizes, You Are Sure To Get That Proportionate Fit!!  New!!! Slim Line Design Offering A Sleek, Contoured Shell That Hugs Your Head Eliminating The Mushroom Look!  Custom Formed Interior For X-treme Comfort.