Amazon.com : 2-Pack 700C Road Bike Tires 700 x 35C (35-622) Plus 2 Pack 700C Bike Tubes 700x35/43c AV48mm Long Valve Compatible with 700 x 35C Road Bike Tire and Tubes (Black) :
Amazon.com : Continental Race 28 700 x 20-25c Inner Tubes - Long Presta 80mm Valve (Pack of 2) : Sports & Outdoors
Amazon.com : 2Pack 700x20-25C Road Bike Replacement Inner Tubes Presta Valve 48mm for Road Bikes with Tire Size of 700c x 20, 23, and 25, black : Sports & Outdoors
Amazon.com : Revere Bicycles 3-Pairs, 6 Tubes of Black 700c x 20-25 60mm Presta Valve Premium Bicycle Inner Tubes. Free Replacement if it Ever goes Flat Due to Manufacturer Defects. : Sports & Outdoors