ALPINESTARS Ride Tech v2 Summer Long Sleeve Underwear Top - Black - XS/S 4752521-13-XS/S '-- (07-14 R1) Two large inlet ports on

Two large inlet ports on front of boot with exhausts at back for optimized levels of airflow and heat exchange

Convenient pockets

Outer and inner diameter of the disk have a non-round design that enables better radial expansion of the rotor under extreme heat conditions

and Michelin

ALPINESTARS Ride Tech v2 Summer Long Sleeve Underwear Top - Black - XS/S 4752521-13-XS/S '-- (07-14 R1) Two large inlet ports onRide Tech v2 Summer Long Sleeve Underwear Top Black XS S Ultra lightweight, technical base layer anatomically optimized to be worn under outer garments, Comfortable moisture wicking fiber aids all round body temperature control and performance, Fully body mapped with strategically positioned open mesh inserts for ventilation, Seamless tubular construction allows for performance compression fit, Flat lock ergonomic seams allow unrestricted movement and