2XU Men's Aero Tri Singlet - Black/White Size:XL 4 built-in preset inflation targets

4 built-in preset inflation targets (9

offers superior aerodynamics and ergonomics at an affordable price

Carbon Braided Rail: sleeve of braided carbon fibers filled with unidirectional carbon fibers that are capable of expanding and contracting

The FC Bite Valve is featured on the FC and Aeria HSF systems to provide a softer interface between user and straw while enabling the rider to better control the flow of fluid

It also features cleverly hidden rack mounts for both utility and sleek aesthetics

2XU Men's Aero Tri Singlet - Black/White Size:XL 4 built-in preset inflation targetsThe Aero Tri Singlet features industry leading aerodynamics and ventilation technologies for your best performance yet. Product Details Unrivaled Aerodynamics: The 3D mesh structure of premium Italian SBR VENT through upper body provides exceptional aerodynamics and is ergonomically engineered to fit to your body like a second skin Stay Cool: Leveraging a hydrophilic nylon LYCRA fiber matrix, SENSOR MESH paneling provides enhanced moisture and air