2 x Bianconeri Tyre + 2 Inner Tubes for Graziella Bicycle City Bike 20 x 1.75 (47-406) White Black

The air chambers are made of butyl, a type of synthetic rubber very elastic and at the same time airtight; according to the compounds used, you can have different product qualities: Ecovelò air chambers have extreme characteristics in terms of air tightness and elasticity and can be used for a wide range of tire sizes The Ecovelò tire is composed of four basic elements: carcass (frame), headband for a stable positioning on the rim, tread (mix) of rubber, puncture protection (except special ultralight and sporty ones, where this feature is intentionally eliminated) Made from high quality materials International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions.