Löffler Hywa Transtex Midlayer - The new material mix of transtex WARM and transtex HYBRID is ideal for highly sporty activities on cool days. Using the proven transtex two-layer knitting technique, there is polypropylene on the inside and cotton/modal and Tencel on the outside. The midlayer with stand-up collar and half zip is equipped with hybrid knit inserts, which are particularly breathable.