The Kool Stops come with everything you need, they are bolt-on just like your current pads. I just installed these:
Amazon
A lot of people will say Salmon, which are made for wet weather but perfectly good for all-around. I rarely ride in wet so got the dual. Plus, they come with an extra pair of salmon pads. I haven't even ridden with them yet, but my stock pads sucked and were embedded with aluminum shards.