Bib Liner MTB 4.0The Bib Liner 4. 0 is built for big days and aggressive enduro riding. Worn under any Leatt short or pants, it delivers pro level comfort, moisture management, and on body storageright where you need it. The ultra breathable, bluesign approved fabric wicks sweat and dries fast to keep you cool. A premium Italian Elastic Interface chamois supports up to 7 hours of ride time, while four cargo pockets and a dedicated hydration bladder sleeve give you