Wigs are available in different colours and people would have their own preferences however sometimes you will find having to go for a specific wig simply because you may have a specific theme in mind or you may have a particular requirement that can only be met with such a wig colour.
The biggest advantage of buying red wigs or wigs of a specific colour online is that your chances of finding the right one would be pretty high. In fact, if you would like to save yourself time it would be necessary for you to look online for specific product types such as red wigs as otherwise you will have to wander from one store to another only to find that the type of wig that you may be after is not available anywhere at all.
The best solution would definitely be online as it allows you to have access to lots of specialist stores from different parts of the country as well as globally that specialize in wigs. So when you need a red wig or of any other colour, you can always look online as the internet provides you with the best opportunity to do your shopping at some of the lowest prices around.