SP-2 review Alpinestars SP-2 glove has been developed to give improved performance and protection, while retaining style and practicality. • Full-grain leather construction with synthetic suede palm with leather reinforcements for improved grip, comfort, protection, and reduced weight. • Carbon fiber knuckle protection, profiled for fit and impact dissipation. • Micro-injected finger knuckle protection with split layer construction for flex comfort. • Leather reinforced thumb and EVA padded wrist protection. • Rubber pad inserts to protect palm from abrasion. • Extended wrist protection. • Velcro® cuff wrist closure with TPR logo on upper wrist. • TPR (thermoplastic rubber) logos and details with printed palm logo to improve comfort.