SIDI Crossair HD Purple Billy Bolt - BB002 Size:EU 41 meaning the rider has the

meaning the rider has the maximum range of motion and comfortable as well as high level Class AA protection

Center hole spacing from 90° bend: 2

SEAMLESS CROTCH GUSSET FOR MOBILITY

Magnetic buckles have no effect on card magnetic strips

SIDI Crossair HD Purple Billy Bolt - BB002 Size:EU 41 meaning the rider has theA boot that sets the bar higher. Developed and used by professional hard enduro rider Billy Bolt. The Crossair HD is the world's first boot designed and built specifically for hard enduro and super enduro disciplines. It delivers all the solidity of a premium Sidi boot, weighing just 1700 grams (size 43), making it much lighter than anything else. An internal fiberglass reinforced exoskeleton provides full support and safety while maintaining an