2 Black Tyre 28 x 1.50 (40-622) + Inner Tubes for City Bike Trekking Inch 700 38C

2 Tyres + 2 Inner Tubes 28 x 1.50 | 700 x 38C (40-622) for City Bike Trekking Bike The tyre consists of four basic elements: casing (frame), hoop for stable positioning on the rim, rubber tread (compound) puncture protection (except special ultra-light and sporty ones, where this feature is intentionally eliminated). The inner tubes are made of butyl, a type of synthetic rubber that is very elastic and at the same time airtight. Depending on the compounds used, you can have different product qualities: Ecovelò inner tubes have extreme characteristics in terms of air tightness and elasticity and can be used for a wide range of tyre sizes. Ecovelò inner tubes have extreme air tightness and elasticity characteristics and can be used for a wide range of tyre sizes. For any kind of information or clarification, prior to purchase, or for post-shipment issues (late delivery, defects or posthumous damage, etc.) please contact Seller Support with a message to the seller on Amazon.