Alpinestars - Supertech R V2 Vented Fluoro Yellow/Black Boot Key Features: 

• New TPU shin plate has been redesigned for greater impact absorption performance, thus improving abrasion resistance in a key area.
• New replaceable shin slider for additional abrasion resistance.
• New TPU stretch panel design with zip for an easier entry and exit and a closer, more optimized fit.
• Hook and loop closure secures the puller zip remains in position.
• Micro adjustable ratchet closure on top of boot for an optimized fit.
• Main upper material constructed using microfiber with a dedicated laser perforation zone for optimum breathability and abrasion resistance, while also delivering high levels of flexibility.
• New front flex area for improved impact abrasion while also ensuring the natural front and back.
• New front flex area increases ventilation and airflow for additional breathability.
• Redesigned rear bellow in stretch microfiber for improved natural front and back movement.
• Redesigned top gaiter in microfiber material with TPU over injection for enhanced prehensility.