Alpinestars SMX-1 R V2 Vented Boots Black / Black. The new low-top sports boots are renewed and incorporate the latest technical innovations to offer excellent levels of comfort, fit and durability. The SMX-1 R V2 are made of advanced microfiber and in their "vented" version incorporate wide perforated areas for afford extra ventilation. With strategically placed reinforcements and TPU protectors. They stand out for offering a high degree of comfort and freedom of movement both on and off the bike.

Technical features:

• Made of advanced microfiber to offer comfort, durability and excellent abrasion resistance.
• Innovative heel area support system that works in conjunction with a Velcro closure to offer increased fit and support as well as structural integrity.
• Redesigned rear of the heel with soft TPR inserts that work together with the rear flex zone to allow greater freedom of heel movement and comfort.
• New flexible ventilation panel in the rear area to offer excellent levels of ventilation.
• Newly designed derailleur protector made of TPU to offer greater protection and durability.
• Ergonomic shape improves aerodynamics and offers fit and comfort regardless of foot shape.
• Anatomical Velcro strap closure to fit perfectly to the natural shape of the foot.
• The sole has been made with an exclusive Alpinestars rubber compound that offers high levels of grip, feel and durability. The engraved design of the sole favours the evacuation of water.
• Sole with TPF (Transversal Protection Frame) technology: protects from possible transverse loads.
• Flexible accordion panels at the instep and Achilles provide great freedom of movement. These have been made of lightweight microfiber.
• The side zip closure offers a good hold of the boot.
• Newly designed front flap made of aramid fiber with Velcro closure with TPR puller. This system facilitates the entry and exit of the foot.
• Dual-density internal ankle protectors located under the top layer for greater shock absorption capacity.
• The outer toe slider features a curved design to perfectly fit the profile of the boot and is easily replaceable. The slide is made of bi-injected TPU.
• External heel area made of TPU for maximum protection against impacts.
• Reinforced internal toe cap under main layer for added protection, feel and durability.
• Perforated mesh inner lining to promote breathability.
• Removable anatomical insole made of EVA foam and Lycra for greater comfort and support.
• Alpinestars SMX-1 R V2 boots are CE certified according to standard EN 13634: 2017.