>>1310547https://www.continental-tires.com/bicycle/tires/city-trekking-tires/contact-travelI used these as slicks on a 90's rigid MTB I had in the 90's. They worked great. 26" tires and I was averaging 20mph on the rails to trails.
I'd like to find them with a kevlar bead in 700x40c. It would be perfect for my use.
365cycles has it in a steel bead.
https://365cycles.com/index.php/continental-contact-travel-700-x-37-tire-duraskin-black.html