![Best time trial helmets: 5 aero TT helmets put through their paces in real-world testing - BikeRadar Best time trial helmets: 5 aero TT helmets put through their paces in real-world testing - BikeRadar](https://images.immediate.co.uk/production/volatile/sites/21/2019/03/best-tt-helmets-poc2-1541162387279-jx5eba9fp5gc-1541173004394-1c2l5fzqci67j-bb9a457.jpg?quality=45&resize=1600,900)
Best time trial helmets: 5 aero TT helmets put through their paces in real-world testing - BikeRadar
![Amazon.com : Giro Aerohead MIPS Adult Road Cycling Helmet - Matte Black/Titanium, Small (51-55 cm) : Sports & Outdoors Amazon.com : Giro Aerohead MIPS Adult Road Cycling Helmet - Matte Black/Titanium, Small (51-55 cm) : Sports & Outdoors](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/I/51v6Vz8L0fL._AC_UF1000,1000_QL80_.jpg)
Amazon.com : Giro Aerohead MIPS Adult Road Cycling Helmet - Matte Black/Titanium, Small (51-55 cm) : Sports & Outdoors
![VeloNews on Twitter: "Spotted: New Giro aero helmet worn by Katusha riders in Tour's stage 1 TT. http://t.co/1K4XHWaHuN http://t.co/AxW15VmheC" / Twitter VeloNews on Twitter: "Spotted: New Giro aero helmet worn by Katusha riders in Tour's stage 1 TT. http://t.co/1K4XHWaHuN http://t.co/AxW15VmheC" / Twitter](https://pbs.twimg.com/media/CJFLmF5WsAAGI-p.jpg)
VeloNews on Twitter: "Spotted: New Giro aero helmet worn by Katusha riders in Tour's stage 1 TT. http://t.co/1K4XHWaHuN http://t.co/AxW15VmheC" / Twitter
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