The other day i picked up a long sleeve tee that is Oakley Racing Team. I noticed the Australian Oakley site has plenty other Oakley Racing Team apparel and I don't know what it really means.

Is it more cycling or motorbikes?

It’s just another retro collection similar to the Thermonuclear collection. In fact, since it has the “Thermonuclear” or “Tn” term in front of the product names, I consider these products a subset of the main TNP collection. It is ‘80s ‘90s motorcross-inspired: