Alpinestars GP Pro Leather Men's Riding Jacket (Black, Size 48) Chest pad compartment with PE padding (Alpinestars Bionic Chest Protector available as an accessory upgrade) Multiple snap button system to integrate the Level 2 CE-certified Alpinestars Bionic Back Protector External, dual-density TPU shoulder and elbow sliders offer additional abrasion resistance in key areas High-density perforations on chest, arm, back and shoulders and Soft, 3D mesh collar construction for breathability and comfort Technical pre-curved sleeve construction