FEATHERWEIGHTGenesis, the lightest helmet Lazer has ever made, resets the bar for top level performance cycling. So light you will forget it's on your head! Featuring a superlight version of our Advanced Rollsys System® and Adjustable Head Basket creating an easy way to adjust and always fit perfectly. Fully vented for maximum cooling. Race or Comfort padding sets included to shave grams off or increase comfort.Features:Lightweight - The lightest Lazer helmet ever.Advanced Rollsys® system - Ponytail-friendly top-mounted fit system for easy horizontal and vertical adjustment.Lazer Aeroshell compatible - Upgrade for increased aerodynamic protection, and complete protection from the elements.UCI World Tour helmet - Developed in partnership with multiple UCI WorldTour Teams.Comes with race and comfort pads - Shave grams off or increase comfort with two padding options.Specification:Advanced Rollsys® systemS / M / LWeight: 195g (S)22 vents