flexible D3O back insert for hard impacts we've shattered safety standards all while keeping a slim

zippered ventilation is available to keep air flowing and sleeves are removable when needed

The other cheek pad sizes are interchangeable within the Med-XXLarge sizes

More specifically the downpours or the mud

with the Troy Lee Designs Flowline SE Helmet

Se5 Carbon Helmet W/Mips Lightning Black Colour:Black flexible D3O back insert forWelcome the next generation of SE helmets. Continuously redefining the industry standard, the SE Helmet series sets the bar with evolving styling and technology as the world's fastest racers push the limits of the sport. The all new SE5 is tested & developed with the help of our athletes. The all new SE5 is tested & developed with the help of our world class athletes. The SE5 takes safety and style to another level with unparalleled technology and