Alpinestars presents its GP Plus perforated racing jacket:

• 1.3mm thick full-grain leather, both supple and durable
• Generous perforated panels at the chest and arms to ensure excellent airflow while riding
• Integrated stretch panels made of aramid fibres in the underarm area for great freedom of movement, fit, and exceptional comfort in the riding position
• Stretch panels made of aramid fibres along the arms to optimise fit
• Removable and adjustable CE-approved Bio Armor protective elements at the shoulders and elbows
• External TPR protectors on the shoulders providing additional shock protection in a particularly critical area
• Compartments on the back and chest with PE comfort padding (Bio Armor back protector and Bionic Chest protection from Alpinestars, CE-approved, available as an option)
• Connection system allows for the integration of the CE-approved Bionic Race Back protector (not included)
  
• Mesh interior with stretch panels in the external stretch areas for greater flexibility and precision in dressing
• Double-ring waist adjustment ensuring a perfect fit
• Numerous pockets
• Connection zipper at the waist