HUUB 3:Sixteen Aero Calf Sleeve Black White, pair, patented Aero-Bridge tech, Sub7 Sub8, up to 12W saved.

HUUB

HUUB 3:Sixteen Aero Calf Sleeve™ – Black/White (pair) | 12-Watt Aero Gain, Patented Aero-Bridge Tech

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€179,90

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Size: S/M

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12W savings, Aero-Bridge patented tech, Sub7/Sub8 proven, tri & TT calf sleeves with record-breaking design and pro validation.

ESSENTIAL INFORMATION

THE FASTEST CALF SLEEVES – RECORD-BREAKING, WATT-SAVING, TRACK & TRI PROVEN

Welcome to the new standard in cycling and triathlon performance: the HUUB 3:Sixteen Aero Calf Sleeve™. Developed and tested at Silverstone Sports Engineering Hub with champions like Dan Bigham, Alex Dowsett, and Joe Skipper for the legendary Sub7/Sub8 challenge, these calf sleeves leverage patented Aero-Bridge technology for a staggering up to 12 watt saving—the highest £/Watt gain in the sport.

Smooth stretch fabric tensioned over ribbed support ridges suspends the surface and disrupts airflow, reducing drag and multiplying the time/energy gain. Designed for full-race use—including triathlons, TTs, and track—the Black/White 3:Sixteen pair gives you the edge the world’s best used to set records.

Key Benefits:

Up to 12 Watts saved: Verified by world-class engineers and athletes
Patented Aero-Bridge Technology: Stretch fabric floats over ribbed support for airflow disruption and drag reduction
Dan Bigham & Sub7/Sub8 Team designed: Silverstone and Derby Velodrome tested
Precisely patterned for maximum aero savings
**Wear under wetsuit, through bike and run—tri-legal, non-UCI
TT & Track proven by record-breaking pros
S/M 30–40cm, L/XL 40–50cm—measure calf at widest point
Pack includes 1 left & 1 right sleeve (pair)
Country of Origin: China

Size Guide

Size	Calf Circumference (cm)
S/M	30–40
L/XL	40–50

Patent-pending Aero-Bridge fabric layering
Available S/M (30–40cm), L/XL (40–50cm)
Black/White colourway
Sold as a pair
Country of Origin: China
2-year HUUB warranty

Not for UCI-rules events/pro road races
Air dry after use; do not iron or tumble dry
Wash cold for longest fabric performance

If you are pregnant or breastfeeding, contact your doctor before taking this product.
If you are going to undergo a scheduled surgical procedure, stop taking the product 2 weeks in advance and inform your doctor.

Enjoy free delivery on orders over €50. For orders under €50, delivery fees range from €10 to €25 based on your items.

Once shipped, delivery typically takes 2-3 business days in Ireland, 3-8 days in Europe, and 5-15 days for the rest of the world.

Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.

Save Up To 12 Watts—Aero-Bridge Tech, World Record Proven

FAQs

Are they comfortable for full races?

Yes—advanced fabrics and patterning mean all-day comfort, no slipping, rubbing, or overheating.

How do I pick the right size?

Measure your calf at the widest point: S/M fits 30–40cm, L/XL fits 40–50cm.

Is the difference in watt savings real?

Yes—independent testing and record-setting performance at Sub7/Sub8 confirm the up to 12W advantage.

Which speed/race types are these best for?

Designed for the highest savings in time trials, triathlon, gran fondo, track racing, and all fast solo efforts.

Who tested and helped develop these sleeves?

Dan Bigham, Alex Dowsett, the Sub7/Sub8 team, world-class engineers at Silverstone, Derby Velodrome, and the HUUB Wattbike team.

Are these legal for triathlon?

Yes—can be worn under your wetsuit for the full event; unrestricted by UCI rules (not legal for UCI pro road events).

What makes the Aero-Bridge design unique?

It uses suspended smooth fabric over ribbed surfaces, changing surface airflow and maximising boundary layer disruption for bigger aero savings.

HUUB 3:Sixteen Aero Calf Sleeve™ – Black/White (pair) | 12-Watt Aero Gain, Patented Aero-Bridge Tech

ESSENTIAL INFORMATION

Size Guide