Safety Features:

1. Ankle Support: High-cut boots with ankle support to prevent twists and rolls.
2. Toe Protection: Reinforced toe caps to protect against impact and abrasion.
3. Heel Protection: Reinforced heel counters to prevent heel damage.
4. Shin Protection: Reinforced shin guards to protect against impact and abrasion.
5. CE Certification: Look for boots with CE certification, which ensures they meet European safety standards.

Performance Features:

1. Grip and Traction: Soles with grip and traction to prevent slipping off the footpegs.
2. Flexibility: Boots with flexible materials to allow for ease of movement.
3. Weight: Lightweight boots to reduce fatigue and improve performance.
4. Breathability: Boots with breathable materials to keep feet cool and dry.
5. Adjustability: Boots with adjustable features such as buckles, straps, and zippers.

Materials and Construction:

1. Leather: High-quality leather for durability and protection.
2. Synthetic Materials: Synthetic materials such as polyurethane or polyester for added protection and durability.
3. Stitching and Bonding: Strong stitching and bonding to ensure the boot stays together in the event of a crash.

Additional Features:

1. Alpinestars: Some boots come with features like Alpinestars' proprietary "Bio- Armor" system, which provides additional protection.
2. Airbag Compatibility: Some boots are designed to be compatible with airbag systems.
3. Reflective Materials: Some boots feature reflective materials for increased visibility.