K-Shield protection and a long-lasting compound make the Kwick Drumlin Sport KS a reliable companion for commuting, trekking and city. Deep sipes for water channeling in wet conditions and burly shoulder knobs give confidence, cornering traction and grip, even on wet or loose conditions.We increased the thickness of the K-Shield to 5mm to create a the best balance of flat proof and maintaining great ride quality. For anyone looking to go that extra mile. K-Shield prevents punctures and increases tire life. A reflective tape across sidewalls provides better nighttime visibility and safety.The Kwick Drumlin Sport KS is also certified according to ECE-R75 norm and is approved for use on e-bikes up to 50 km/h.K Shield (KS)A 3mm layer of light, flexible rubber containing aramid and ceramic particles inside the tire under the tread area only. Designed to prevent punctures and increase tire life.Image for illustration purposes only