Oakley Velo TT Helmet Size:Large with or without a helmet

with or without a helmet

Our quintessential lumbar pack created the category 40+ years ago and delivers with a robust design capable of stashing all of the essentials from street to trail

the DX3 OTG fixates on comfort and quality with the added benefit of our Lumalens Colour Optimization and OTG compatibility

2-Layer Mips brain protection technology

Fidlock snap helmet buckle uses magnets to allow you to open and close the buckle with one hand even when wearing glovesCompatible with audio accessories

Oakley Velo TT Helmet Size:Large with or without a helmetThe Velo TT is built for one purpose: pure speed against the clock. Designed for time trials and triathlons, this helmet blends cutting edge aerodynamics, premium optics, and race day comfort into one elite performance package. Its removable front vent cover lets you switch from maximum aero efficiency to increased airflow in seconds, giving you complete control over speed and cooling. No compromises. Every element of Velo TT is precision engineered.