It is absolutely critical that when you are choosing a helmet that you get one that fits you properly. If not it will not provide you with the protection that you need while you skating or skiing at the high velocity. In order to do this you have to know how to measure your helmet size.

The first thing that you have to do in order to measure your helmet size is to figure out the circumference of your head, almost all helmet size charts are based on this. It is a fairly straightforward matter to measure your head, you simply have to wrap a tape measure around it. That being said you will find that things go a lot easier if you have somebody to help you. If not you may find it a bit tricky to keep track of the spot where the tape actually meets.

The most important thing when you are measuring the size of your head is to make sure that you measure it in the right place. Your head is of course not uniformly round so you need to get the right measurement. This should be done by placing the tape measure just above your eyebrows and wrapping it around your head. One thing that you are going to have to watch out for is to make sure that the tape stays level the whole way around, this is another reason that you will find that things are easier if you have somebody to help you.

Once you know how big your head is it is a simple matter to look up on the charts which size helmet you need. The only thing to be aware of here is that each manufacturer has different helmet sizes so you have to make sure that you use their charts, don’t assume that because you wear one size with one maker that the same size with another will fit you. All helmet makers have their charts available online so finding one should not present a problem.

Once you have determined the size of the helmet that you need you are going to want to try it on. In theory if you have measured your head correctly the helmet should fit properly, in practice this does not always work out. When you try on a helmet make sure that it does not move in any direction when you move your head. If the helmet slides back and forth or from side to side it is too big for you.

One other thing to check when you are sizing helmets is to make sure that the chin strap fits properly. It should be tight but not too tight. That means that it should hold the helmet in place but it should not make it hard for you to breathe. You do however want to be careful to make sure that you are not relying on the chin strap to keep the helmet on, the helmet should stay firmly in place even without the strap. The chin strap is there to make sure that the helmet stays on when you fall.

For Men

Size \ Model	S 54-55.5 cm 21 – 21 7/8” hat size: 6 7/8	M 55.5-57 cm 21 7/8 – 22 1/2” hat size: 7	L 57-59 cm 22 1/2 – 23 1/4” hat size: 7 1/4	XL 59-60.5 cm 23 1/4 – 23 7/8” hat size: 7 1/2	XXL 60.5-62 cm 23 7/8 – 24 3/8” hat size: 7 3/4	XXXL 62-63.5 cm 24 3/8 – 25″ hat size: 7 7/8
Watts 6+ colors	Skate Bike Snow Water	Skate Bike Snow Water	Skate Bike Snow Water	Skate Bike Snow Water	Skate Bike Snow Water	Skate Bike Snow Water
Macon 5+ colors	Skate Bike Snow Water	Skate Bike Snow Water	Skate Bike Snow Water	Skate Bike Snow Water	Skate Bike Snow Water	Skate Bike Snow Water
Brentwood 9+ colors	Bike Snow	Bike Snow	Bike Snow	Bike Snow	Bike Snow	Bike Snow
G2 3+ colors	Bike Snow	Bike Snow	Bike Snow	Bike Snow	-	-
Carbon 2+ colors	Bike Snow	Bike Snow	Bike Snow	Bike Snow	-	-
Baker 10+ colors	Snow	Snow	Snow	Snow	Snow	-

For Women

Size \ Model	XS 52-53.5 cm 20 1/2 – 21 in hat size: 6 5/8	S 54-55.5 cm 21 – 21 7/8 in hat size: 6 7/8	M 55.5-57 cm 21 7/8 – 22 1/2 in hat size: 7	L 57-59 cm 22 1/2 – 23 1/4 in hat size: 7 1/4
Berkeley 8+ colors	Bike Snow	Bike Snow	Bike Snow	Bike Snow
Brighton 5+ colors	Skate Bike Snow Water	Skate Bike Snow Water	Skate Bike Snow Water	Skate Bike Snow Water
Muse 9+ colors	-	Snow	Snow	Snow
Cougar II 5+ colors	Snow	Snow	Snow	Snow
Lenox 10+ colors	Skate Bike Snow	Skate Bike Snow	Skate Bike Snow	Skate Bike Snow

Kids Helmets

Size \ Model	XS-S 48-51.5 cm 18 7/8 – 20 1/4 in hat size: 6 1/4	S-M 51.5-54.5 cm 20 1/4 – 21 1/2 in hat size: 6 5/8
Nino 5+ colors	Bike Snow	Bike Snow
Nina 5+ colors	Bike Snow	Bike Snow

It is well known that a helmet is important for protecting your head when you are performing a variety of activities. Because of the serious nature of head injuries this is the most important piece of protective equipment that you will wear. That means that you have to choose the the proper helmet, in particular you have to get one that fits correctly. In order to do this you are going to have to be familiar with how helmet sizes work.

The reason that wearing a helmet that fits properly is that it can not do its job if it does not fit on your head in the proper way. The main danger is that if the helmet is too loose it will come off in an accident. There is a lot of force involved in most accidents, if your helmet is not tightly secured to your head it will come off, at that point it is not doing you any good. At the same time you do not want to have a helmet that is too tight as this will be uncomfortable to wear, the likely result being that you will not wear it.

In addition to ensuring that your helmet remains securely on your head you also want to make certain it fits so that it provides protection in the areas where it is supposed to. It is fairly common for people to wear helmets that sit too far back on their heads, usually because this is more comfortable. The problem is that if the helmet sits too far back it will not provide protection for your forehead. Conversely a helmet that sits too far forward will not adequately protect the back of your head. A properly fitting helmet should sit squarely on top of your head.

Obviously having a properly fitting helmet it important, the problem is that sometimes choosing the right one can be a bit of a challenge. The main difficulty is that each manufacturer uses its own system for determining helmet sizes. The result is that you cannot assume that because you need one size from one manufacturer that the same size from a different manufacturer will also fit you properly. You need to make sure that you know what size you are for each individual helmet makers sizes.

Fortunately the helmet makers do provide a way that you can fairly easily determine what size of helmet you need, they offer a sizing chart. This is almost always based on the circumference of your head. Of course you will need to measure your head to use these charts but that not should not represent too much of a difficulty. If you already know your hat size many of the charts will also include that so that you can determine the proper size easily. The key is to make sure that you use the chart for the particular company that you are buying from.