The latest model from our shell boots forged, the Daytona EVO VOLTEX. Outer shoe: made of particularly tear proof, soft, hydrophobic cowhide, extra water-repellent and greased highly velcro fastener for different calf sizes shinbone protection with padding inside two plastic sliders located at most endangerous places, covered by leather highly elastic areas at instep an heel for more flexibility reinforced gear change cushion from abrasion resistant PU foam air intake 3M-Scotchlite reflektors titan sole abrasion resistance (screwed on) a plastic reinforced inner sole with a hot-dip galvanised steel inlay special racing sole with extremely rounded carbon-heel Daytona GTX inner boots for EVO SPORTS/EVO VOLTEX: Inner shoe: non-twisting plastic hard shell watertight and breathable with GORE-TEX® climatic membrane robust plastic hard shell with hinged joint sweat-absorbing soft textile lining (100% polyester) shock-absorbing, wide latex foam cushions in calf and heel region anatomically formed climatic insole Height of shaft: ca. 33 cm Sizes: 36 - 49