The Schwalbe Marathon Plus Smartguard Tyre is a flat-less tyre designed for cyclists. It features a 5 mm thick SmartGuard layer that provides superior puncture protection. The tyre also has a recycling feature, using a proportion of recycled rubber from old latex products. Additionally, it has anti-aging side walls that last longer before developing unsightly cracks. The tyre is suitable for e-bikes, with the main sizes approved and tested for e-bikes up to 50 km/h. It features a protection system called SmartGuard Flat-Less, which is a belt of 5mm thick, flexible India rubber, partially made from recycled material. It also has TwinSkin, an additional rubber coating to protect against cuts, and an Endurance compound. The tyre is available in a black reflective color and comes in a 26x2.00 size, suitable for unisex cyclists.