Schwalbe g one speed road tyre microskinthe schwalbe g one speed road tyre with the microskin casing is breathtakingly fast especially when large volume counts the lightweight and minimal tread keeps rolling resistance to a minimum and guarantees maximum speed the microskin material in the casing is lightweight fast and safe in combination with sealant in tubeless applications features bead folding compound onestar casing microskin tl easy pressure 50 to 80psi weight 330gtechnologies