Challenge Grifo Pro Handmade Gravel Tires Specs:700x38C, Folding, Tubeless Ready, Smart, PPS, 300TPI, Tanwall Made from a soft single

Made from a soft single jersey crafted with mixed materials

we cater to a wide variety of body types

luxurious feel

An ideal choice for all types of workouts or casual wear

The sporty racerback design adds a touch of style

Challenge Grifo Pro Handmade Gravel Tires Specs:700x38C, Folding, Tubeless Ready, Smart, PPS, 300TPI, Tanwall Made from a soft singleThe best all around cyclocross tire ever created excels in wet or dry, soft packed, rocky and root infested courses, grass, and more The Grifo features fast rolling knobs and a center section that offers excellent pedaling and braking traction This handmade Tubeless ready clincher combines a supple, 300TPI SuperPoly casing with natural rubber tread for improved grip, confident cornering, and quick handing. Includes PPS, a Puncture Protection System