After you have purchased the bike of your dreams, the second most important purchase is going to be some head protection. This is an item you want to fit properly and feel comfortable but it also helps if it looks good. Here are some midrange Lids around the £300 Mark.
Shark EvoLine Series 3 around £320 This is the 3rd generation of the Evoline, and it is a flip helmet. The front goes all the way over your head and makes it look like a open face.