Originally Posted by Jeff Wills

That's a little large- they'll be a little harder to install, and you run a slightly greater chance of catching the tube between the tire and the rim, which would lead to a blowout. A better choice would be 26 x.1.25", which is tougher to find, but will make installation easier.
Here's an online source:
http://www.bikepartsusa.com/bikeparts/item/01-139633/
http://www.bikepartsusa.com/bikeparts/item/01-139632/