If you’re unwilling, or unable to go tubeless, tyre inserts may be the way to go if you want to reduce the risk of punctures. One of the market leaders, Tannus – No.1 Puncture Protection produce top class tyre inserts in a variety of wheel sizes and widths. That’s the way we decided to go with this himiway.uk fat e-bike. Those tyres are 26×4.00″ monsters, so Tannus’ largest, fattest tyre inserts were used with a narrower set of Schwalbe tires tubes.