The Alden Pants are an excellent choice for urban commuting and will match perfectly with Alpinestars' contemporary and sport textile jackets and riding shoes. These pants are protective clothing for motorcyclists class A (EN 17092-4: 2020). They feature adjustable Nucleon Flex Plus Level 1 knee protectors in 3-stage pockets for customization and Nucleon Flex Plus level 1 hip protectors.