Tires are Black, The front Tire is 20" x 1.75", has a Schwinn Brick Tread Pattern, Fits 20" x 1.75" rims and wheels, and is a decent Reproduction of the Old Schwinn Brick pattern Tires. The Rear Tire is a 20" x 2.125" Slick Tire that fits a 20" x 1.75" and 20" x 2.125" or S2 Schwinn Rim ( Used on Backs of Early Schwinn Stingray Bikes).
eBay