Check your current tyre sidewall. Here you will see the size tyre you are using. Next, find the corresponding size tube on our website. Tubes are flexible and will fit a range of different tyre widths.
Check your current tyre sidewall. Here you will see the size tyre you are using ("diameter" x "width"). Next, find the corresponding size tyre on our website. You must choose the correct diameter so that it fits your rim, but you may change the width if you like. Wider tyres are more comfortable.