2XU Women's Aero Tri Singlet Black/ Coral Run Accessories_Hydration Packs durable machined aluminum body with

durable machined aluminum body with integrated cooling fins and cutouts for 180° of front visibility

The Coated Bearing has the same balls running on hardened-steel races with a 3-micron thick metallic coating making the races harder and smoother

Dual-sided tension adjustment

Due to its unique optimization treatment

providing a smoother riding experience on uneven surfaces

2XU Women's Aero Tri Singlet Black/ Coral Run Accessories_Hydration Packs durable machined aluminum body withThe Aero Tri Singlet features industry leading aerodynamics and ventilation technologies for your best performance yet. Product details UNRIVALLED AERODYNAMICS The 3D mesh structure of premium Italian SBR VENT through upper body provides exceptional aerodynamics and is ergonically engineered to fit to your body like a second skin STAY COOL Leveraging a hydrophilic nylon LYCRA fibre matrix, SENSOR MESH panelling provides enhanced moisture and air flow