Sometimes all you need is a strong top layer to take even the most casual outfit to a higher, smarter plane - and, 90 years after its invention, a waxed Belstaff motorcycle jacket is hard to beat (as proven by Cumberbatch on his way into the BBC Radio 1 studios in London). See all of Benedict Cumberbatch's strongest looks. available at www.BritishMotorcycleGear.com