G-One AllroundSchwalbe One goes gravel. The Schwalbe One family provides the perfect tire for the latest gravel bike trend. The smooth rolling G-One profile and Tubeless Easy technology make it a pleasure to ride over forest paths and rolling fields.Available in 700c and 650b versionsMicro Skin Tubeless Easy – a new, patented design which makes tubeless ready tyres very light and high pressure capable.