Stratos — Introducing
Aero Cycling Jersey — Introducing Stratos
What aerodynamics means in cycling apparel, and how Stratos answers the question.
Performance in cycling is often measured in watts, gradients, endurance. At low speeds, those metrics dominate. But as velocity rises, another factor enters the equation — and eventually takes over.
Air.
Above a certain pace, aerodynamic drag becomes the dominant force opposing forward motion. The body of the rider, the position on the bike, the surface of the clothing — each contributes to how much resistance the air offers. The result is measurable, and the math is unforgiving.
An aero cycling jersey is the apparel response to this physics.
01What an Aero Cycling Jersey Actually Is
The term "aero cycling jersey" is used loosely in the market. It often describes anything slim-fitting with a tight cut. That is not enough.
A genuine aero cycling jersey is engineered to reduce drag at the speeds where drag matters. This involves three layered decisions: fabric, fit, and construction.
The fabric is selected not only for breathability or stretch, but for how it interacts with airflow. Smooth surfaces channel air predictably. Structured, three-dimensional surfaces — when properly engineered — can manage turbulence around the body more efficiently than smooth ones, by guiding the boundary layer of air closer to the skin.
The fit sits closer to the body than a standard race jersey. Excess fabric flapping in the wind is not just noise — it is measurable drag. Aero fits eliminate the flapping, the bunching, the slack.
The construction reduces interruptions. Seams placed in low-impact zones. Hems anchored without bulk. Sleeves that align with airflow rather than disrupting it.
These three decisions, applied together, define an aero cycling jersey worthy of the name. Anything less is a slim jersey marketed with the right word.
02When Aero Matters
Aerodynamic advantage is not constant. It scales with speed.
At 20 km/h, drag accounts for roughly 50% of total resistance. At 35 km/h, it is closer to 80%. At 45 km/h and beyond — the territory of time trials, breakaways, criteriums — aerodynamic drag dominates almost entirely.
This is the rider profile for whom an aero cycling jersey delivers measurable gains: those who spend hours above 30 km/h, or who race in formats where seconds compound into minutes.
For riders who cruise at 25 km/h on long endurance days, aero benefits exist but are smaller. Other priorities — comfort, thermal regulation, carrying capacity — may matter more. Different jerseys, different intents.
The honest position is this: aero cycling apparel is engineered for a specific use case. It does not improve every ride. It transforms the rides where speed already lives.
03The Stratos System: Jersey, Bib, Skinsuit
Aerodynamic apparel is not a single garment. It is a system of choices made together — fabric, fit, construction — applied across different formats of riding.
The Stratos line is built as a system, not as a single piece. Three garments share the same aero principles, applied to three different needs.
The Stratos Aero Jersey is the right answer for road racing, fast group rides, criteriums where pocket capacity is needed, and any ride where the rider wants aerodynamic gains without committing to a race-day-only garment.
The Stratos Bib is engineered as the lower half of the same aero language — hyper-slim, surface-coherent with the jersey, designed to hold its position across hours of effort.
The Stratos Aero Skinsuit is the single-piece answer when aerodynamics is the entire point — short race formats, time trials, hill climbs, prologues. By eliminating the waist interface between jersey and bib, the skinsuit removes a small surface discontinuity that matters at speed.
Stratos is the aero system. ICON is the apex — race-day only, built around the exclusive VortexX fabric. Stratos is the aero you ride every fast ride. ICON is the aero you reserve for the start line that matters most.
04Stratos — OOP's Aero Cycling System
Stratos is the aero expression of the Out Of Peloton® system — applied across jersey, bib, and skinsuit.
The line answers the question of aero not by maximizing one parameter, but by balancing several. The fabric is engineered for surface behavior under airflow without sacrificing thermal performance — because aero matters less if the rider overheats. The fit is hyper-slim but ergonomically calibrated to the riding position, not the standing one. The construction reduces seams without eliminating the structure that holds the garment stable across hours of effort. These principles apply to all three garments of the line: the cuts are different, the engineering language is the same.
For riders who want to understand how these decisions interact at the level of materials, the Performance & Materials article maps the four functions a technical fabric must perform — including surface behavior, which is the aero dimension.
Stratos sits between the slim race fit of Elemento and the apex aerodynamic position of ICON. It is the daily aero expression — race-grade for those who push above 30 km/h, accessible enough for sustained road use. ICON, by contrast, is the race-day-only flagship, built around the exclusive VortexX fabric — the apex of the system, reserved for the formats where aerodynamics is everything.
05Less Noise. More Efficiency.
The aero advantage of a well-engineered jersey is not dramatic. It is measurable. Over a 100-kilometer ride at race pace, the difference between a generic slim jersey and a true aero cycling jersey can amount to several watts saved — energy that becomes available for the rider to use elsewhere.
Aero does not make a rider faster by itself. It allows a faster rider to spend less to remain fast.
This is what Stratos is designed for. Not to announce performance. To support it — quietly, efficiently, predictably.
The aero cycling jersey that works is the one that disappears at speed.
Discover Stratos
The Stratos line includes jerseys and bib shorts engineered around the aero principles described here. Each piece is calibrated to the riding intent — sustained road racing, criterium formats, fast group rides.
The Stratos Collection details specifications, fit options, and the full range.
Frequently Asked Questions
Aero Cycling Jersey — FAQ
What is an aero cycling jersey?
An aero cycling jersey is a performance garment engineered to reduce aerodynamic drag at higher cycling speeds. Unlike a standard race jersey, an aero cycling jersey integrates three engineered decisions: fabric chosen for airflow interaction, fit calibrated tight to the body, and construction that minimizes surface interruptions. The result is measurable efficiency gains above 30 km/h.
When should I wear an aero cycling jersey?
An aero cycling jersey delivers the most benefit at speeds above 30 km/h, where aerodynamic drag becomes the dominant force opposing forward motion. It is ideal for road racing, fast group rides, criteriums, and any ride where the rider sustains high pace. At lower speeds, comfort and breathability often matter more than aero gains.
What is the difference between an aero cycling jersey and a skinsuit?
A skinsuit is a single-piece garment that eliminates the waist interface between jersey and bib shorts, offering maximum aerodynamic efficiency but limited versatility. An aero cycling jersey paired with aero bib shorts offers most of the aero benefit while keeping pocket capacity and ease of use. Skinsuits are used for time trials and short race formats; aero jerseys cover everything else where aero matters.
