Sidi – Rex Air BootsIt was thought that the award winning Sidi Rex Corsa boot was the pinnacle of sport boot technology. Until today that is as Sidi is proud to introduce the next step in the evolutionary chain: The Vortice. The latest in technology combined with the great skill and workmanship of Sidis Italian based factory technicians blend in a whirl of fresh solutions to satisfy a riders desire for safety and comfort.Features:

• Perforated Lorica construction
• Teflon vented mesh liner
• Tecno calf tensioner for adjusting leg circumference
• Tecno shin and instep tensioners Fiberglass reinforced nylon ankle bracing
• Shock absorbing heel cup
• Shin plate
• Gear change pad
• Fiberglass reinforced nylon toe slider with alloy insert and air intake Polyurethane / rubber composite racing SRS sole