The By City Air III single layer pants are made of abrasion resistant cotton fabric with core yarn technology for your safety and comfort feeling. In addition, the jeans have removable hip (foam) and knee ?Flexishock? protections, EN1621-1: 2012 CE level 2, to make the pants even more comfortable. Also they have seven outer pockets, stretching in lumbar area for extra comfort, vents on both legs for ventilation and YKK� zip closure. The pants are approved for motorcycling CE EN17092-3:2020 Level AA. Plus they have a party piece?.Zip-off legs to change the jeans into Bermuda shorts! Nice for a warm city walk. Enjoy your ride!