- MX/Motocross boot
- Replaceable Shin Plate and metatarsus inserts and the boot has a wider calf upper ( 3 cm) - adjustable system between the calf.
- Assembled and replaceable boot leg, it is stitch-free nylon inner sole with removable arch support pad
- Toe area covered with a plastic reinforcement and SRS Sole - Sole Replaceable System compatible with E1 Sole (Enduro Sole) and SMS sole (for Supermoto)
- Micro adjustable and replaceable buckle system with flex system upper. The boot also has a exclusive and patented flex system with hyper extension block.
Sidi Crossfire 3 SRS White
