- Strategically positioned accordion stretch panel inserts have been designed to accommodate Alpinestars Airbag System, allowing expansion when the airbag inflates but also offering a high level of anatomical performance and a superior fit when riding without the system fitted. - Bovine multi-panel construction for strength, comfort and superior abrasion resistance. - Nucleon Flex Pro protectors on the elbow, shoulder, knee and tibia for effective impact protection. - DFS Lite protector on the shoulder for additional protection against abrasion in a key area. - Chest pad compartment designed to take Alpinestars CE-certified Nucleon chest pads. - Perforated leather panels are strategically positioned to offer excellent levels of cooling airflow and comfort. - Stretch panels on abdomen, under the arms, and on the arms for an optimum high performance riding fit. - According to European statutory law the CE mark is a conformity requirement for the marketing of this product. The following standards apply: Fully CE-certified riding garment to CE — Category II EN17092 standards — AA class.