160gsm recycled polyester jersey is breathable, made with wicking fibres, has softness rivalling natural fibres, and is made with 56% recycled content Wicking finish speeds moisture transfer Laminated zippered pocket at chest for secure, accessible storage Ribbed collar for durability and a comfortable fit Gusseted underarms, ergonomic seam placement, and articulated patterning remove restriction while climbing Relaxed fit for mobility and comfort