ECOVELO Unisex Adult 2 x 1.75 Tyres 12 1/2 1/4 (47 203) + Inner Tube, Black,

2 tyres 12 1/2 x 1.75 2 1/4 (47-203) + inner tubes with Italy valve Ecovelò Black Tyres | 12 Inch Slick Tires for City Bike, Children's Bike, Mountain Bike Inflate to 40-65 P.S.I. (2.8 – 4.6 bar) | The Ecovelò tyre consists of three basic elements: casing (frame), headband for stable positioning on the rim, rubber tread (mixture). The air chambers are made of butyl, a type of synthetic rubber that is very elastic and at the same time airtight. They have extreme characteristics in terms of air retention and elasticity and can be used for a wide range of tire sizes For any information or clarifications, before purchase, or for post-shipment problems (delayed delivery, defects or postumal damage, etc.) please contact the seller's customer service with a message to the seller on Amazon.