Tom A.K. posted a discussion
Tannus Ultra Light Solid Bike Tire
http://www.tannus.com/#introTannus Ultra Light Solid Bicycle TiresThe manufacturer claims;Tannus solid core bicycle tires can withstand everything (glass, nails and sharp items) that would normally stop you with a pneumatic bicycle tire.This tire minimizes rolling resistances, and provides unprecedented safety.Made from a special micro closed cell polymer resin "Aither", Tannus tires uses a foaming technology similar to that used in many lightweight sport shoes.This tire now has the rolling resistance rate that closely matches pneumatic tires, taking this a step closer to the ideal bike tire. They are lightweight and will shave weight off your bike.No tube - no punctures. Never worry again, just ride !See More