Beginner: The boots for beginner snowboarders have a low resistance index (elasticity/flex). They are soft and suitable for prolonged use to help learn the sport.
Intermediate: The boots for intermediate snowboarders have a medium resistance index (elasticity/flex). They offer more control and are suitable for off-piste use.
Advanced: The boots for advanced snowboarders have a medium to hard resistance index (elasticity/flex). They offer better control in turns and are suitable for on and off-piste.
Expert: Boots for expert snowboarders have a hard resistance index (elasticity/flex). They offer better control in turns and at high speeds.