Anyone ever used the Schwalbe slick tyres? They come in various sizes (20, 24, 26) etc and go as wide as 2.35. Saw these in work the other day and wondered if it'd be good for street?
Super Moto
Big Apple
Big Apple liteskin
Edit*
Found this too. http://www.schwalbe.co.uk/c2-1078-fat-frank.html 920 grams for the 2.5 version.