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TESTED: Giro Atmos

Giro's current top of the range helmet


Posted: 3 August 2006
by David Arthur

giro atmos
Giro is undoubtedly one of the first choices by many as evident in the number on show at any local race or on the box watching the recent Tour de France. And of course the Atmos was the choice of seven times TdF winner Lance Armstrong. Initially what's remarkable about the Atmos is its size: it seems to be very parred down and almost minimilist compared to other manufacturer's helmets.

As a professional cyclist you have a very high chance of crashing. Every year. All races these days report at least one crash per stage and sometimes several. Bearing in mind that there are around 500 top level continental pros and around the same amount of races, it's a stupidly high probability (someone's worked this out I'm sure...) that at some point you are going to hit the deck. Giro have always asked for feedback from the pros and often ask for helmets back, that have been mashed up so they can check stuff works and stuff that doesn't.

So obviously Giro are keen to state that safety is paramount and this expertise and experience with pro-peloton riders shows. An In-Mould Carbon Reinforcement (I.C.R) insert across the helmet integrated with an internal Roll Cage add structural integrity and will ensure the helmet holds its shape in an impact. In-Moulding bonds the outer plastic shell with the foam liner further adding strength. All this technology ensures the Atmos meets the CE EN1078 standard.

Once again we can't impact test, but we do know a few fellow racers who have fallen off with an Atmos on and the results have been pretty impressive (well they're still around to tell the tale!) best thing is that they do seem to stay put and not roll off, the very stable and snug fitting Roc Loc 4 insures that they stay close to your bonce and this seems to be the priority when stacking. 'Bigger' helmets are well and good, but they can slip off in a crash easier and be rendered useless to further impacts.

A staggering 26 vents means that ventilation is more than adequate, and they’ve all been designed in a wind tunnel and do an excellent job keeping your head cool, even on the baking hot slopes of Alpe d'Huez (in the Etape). The high number of vents also helps to keep the weight down; at just 240grams is one of the lightest on the market. With the lack of weight it’s a very comfortable helmet and you’ll be hard pushed to notice it's there sometimes. As we've already said, the latest Roc Loc 4 keeps the helmet very snug, and is adjustable not only horizontally but also vertically, so it’ll fit a larger range of head shapes, impressive stuff.

RCUK Verdict

Not only does the Atmos look good, the vents keep your head very cool and the safety features give a lot of peace of mind. Perhaps it is expensive but it’s on a par with comparative helmets. And personally this tester prefers Giro’s styling over other designs available. The price also includes a nifty hard helmet case.


good Fantastic styling, as worn by the pros, ventilation, compact fit

bad Expensive


performance 10
value 8
overall 9


Additional Information

• Price: £125
• Weight: 240gm
• I.C.R In-Mould Carbon Reinforcment
• In-Mould technology
• 26 vents
• Supplied with hard case
• www.giro.com - www.ultimatepursuits.co.uk

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Discuss this story

I don't think the Giro Atmos is outrageously expensive as, personally, I am happy to pay more for a safer helmet. As the old saying goes: "if you've got a $10 head, get a $10 hat".
Posted: 04/08/2006 16:16

If price is the only thing holding you back, try shopping around - they're available frpm £75 on-line and I bought one brand new last night on eBay for £62 including the pod. That makes it less painful!
Posted: 19/10/2006 12:52

I understand expense does not always equate to safety.
Posted: 19/10/2006 16:51

I agree with what you're saying, Arthur, because often you're paying for the name or how light it is, which doesn't necessarily equate with safety, but if it looks good and costs a lot, you're more likely to wear it, which makes it safer. Seriously, 'though, some of the more expensive models are that way because they have better cradles and adjustment to make a better fit. And a better fit is much safer than a bad fit in the event of an accident.
Posted: 19/10/2006 20:19

Can of worms and the opening there of come to mind with this thread starting.
Posted: 19/10/2006 20:36

I love my atmos and Giro have always been fantastic helmets.

My first ever helmet was a LeMond Air Attack followed by 3 different Ventoux's (one crashed and then replaced and then an update when rock-lock came out), then a Pneumo. I got my Atmos this year.

I got my first one because Greg had one.
They were also the first to have the internal roll cage that helps keep the helmet togther for the second impact in a fall.

I rate 'em and think they are worth every cent (or penny or euro-cent).
Posted: 19/10/2006 21:37

The increased safety with increased price relationship probably only applies to the lower end of the market - above about £40 the helmets all have similar, excellent fitting systems, so the extra money only gives you better venting etc (worth it in my opinion - if you ride a lot, you appreciate what a £80 helmet gives you over a £40 one)
Posted: 20/10/2006 11:14

I agree.


One disturbing article I read somwhere was that they are 'weakened' by UV exposure. At first I thought this was a marketing ploy but it was an independant article. Still never encouraged me to replace mine more often. Being the shallow person I am my helmet has to be colour co-ordinated.
Posted: 20/10/2006 14:37

One gripe of mine is they never come with spare foam inserts..why??.. sweat wears them to bits !!
Posted: 20/10/2006 14:39

Well, Arthur, despite your scepticism about expensive helmets, you might be interested to know that my new (£62) Atmos just arrived, very nice, light and strong...and with spare foam inserts, which are of a far better quality than anything I've had before...
Posted: 20/10/2006 14:50

I managed to get a new set of foam inserts for my Met Stradivarius. But I had to go direct to Met (via their website).
Posted: 20/10/2006 15:38

Refreshing Mike.

The other weak link I've found is the velcro bits glued to the helmet for holding the pads on sometimes comes loose after a few washes. Superglueing them back is not always successful.
Posted: 23/10/2006 11:40

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