Tested by one of the top pro's in the world 20/01/2026 these are the lastest development of wind tunnel testing.
NEW VELOTOZE CALF SLEEVES 12.5 WATTS
Save 12.5 Watts
Major saving with the NEW veloToze calf sleeves over shaven legs.
Save 6 Watts
Tested against other leading brands you can save you 6 Watts
Other brands example
We've modified the calf guards to save you additional watts tests 03/2025
NEW VeloToze Calf Guards 7+ Watts
On this occasions we tested against two other leading brands with some great results 2-6 Watts faster. To confirm the tests were carried out at Silverstone Wind Tunnel by an independent engineer and around ten witnesses as it was an EZ Gains open day.
New Improved Calf Guards
Leading Brand
Leading Brand
CDA Reduction
CDA Reduction compared to other leading brands of 0.002 to 0.006
Watt Saving
Watt Saving of 2-6 Watts compared to other leading brands
Tunnel Tests Live
Tunnel Tests Live
Old Calf Guard Tests
Time Savings - 1+ Minute 90k
The test was conducted with Donald with baby smooth legs, so if you do have hairy legs you would see an increase on this. We have tested the Calf Guards on a number of occasions. "no one with hairy legs yet"
Donald Brooks World Age Group Champion
veloToze Calf Guards ON
Totally shaven Legs
veloToze Calf Guards ON
7 Watt Saving at 50kph 5.5 Watts at 40kph
CDA - Large CDA Drop 0.004
Aero Leg Sleeves are designed to give you an aero advantage in triathlon and non-UCI time trial events. Advanced Aero fabric breaks up the flow of air and reduces aerodynamic drag.
Active compression helps improve blood flow during running or riding while non-slip silicone dots keep the sleeves in place. They can be worn under a wet suit for a fast transition in triathlons.
NEW veloToze 12.5 Watts Aero Compression Calf Guards
Introducing the NEW veloToze Ribbed Calf Guards !!
12.5 Watts over shaven legs.
2025/2026 we tested against other leading brands with some great results (2-6 Watts faster). To confirm, the tests were carried out at Silverstone Wind Tunnel by an independent engineer and around ten witnesses, as it was an EZ Gains open day.
Check out our latest testing here.
EZ Gains introduces another EZ win, most calf guards are only aero based, but for enhanced performance and blood flow EZ Gains introduces the velotToze Aero Compression Calf Guards.
ALL the aero gains but also the compression gains, we aero tested these in January 2023 and you are looking a significant gain of 5.5 watts at 40kph and 7 Watts at 50kph on totally smooth legs.
Aero Leg Sleeves are designed to give you an aero advantage in triathlon and non-UCI time trial events. Advanced Aero fabric breaks up the flow of air and reduces aerodynamic drag. Active compression helps improve blood flow during running or riding while non-slip silicone dots keep the sleeves in place. They can be worn under a wet suit for a fast transition in triathlons.
SIZE
- S/M is 26.5 cm tall, recommend for a person height less than 178 cm (5'10")
- L/XL is 29.0 cm tall, recommend for a person height of 178 cm (5'10") or more
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FEATURES AND BENEFITS
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- Aero: aero material reduces drag
- Silicone grip: non-slip silicone grip dots keep sleeves up
- Active compression: helps manage blood flow while riding or running
- Compatible: designed to be worn alone or with Velotoze Short Shoe Covers
- Greater coverage: these cover a larger area of the calves, not recommended for UCI events
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MATERIALS
- 87% polyester, 13% spandex
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CARE INSTRUCTIONS
- Machine wash cool on a gentle cycle with like colours. Hang dry. Do not machine dry. Do not iron. Do not bleach.