Assos tk.607 S5 Bib Knickers The tK.607 is the next generation ASSOS_S5 3/4 length bibknicker for cool weather. Ideally suited to Spring, Fall and earlyWinter riding. Wear tK.607 in combination with your ASSOS intermediateEvo or iJ.habu5 jacket. With FI.Mille_S5 elastic interface insert. - Campionissimo AEPD racingCut / regularFit. Clicks onto your body when in the tuck position. Anatomically ergonomic. Total freedom of movement. No excess material, for most effective body temperature control and total comfort when riding. - ASSOS RXQ insulator fabric on the main side panels covers muscles: 3D air channel structure creates a next-to-body micro air cushion, resulting in increased heat retention and dryness by lowering volume and thickness. You stay warmer and drier. - Specific AEPD "kneezone": removes pressure points and rotation friction. - With FI.Mille_S5 elastic interface insert. - ASSOS stratagonUltra airblock panel covers the abdominal area: protecting your bladder from chilly winds reduces the "need to pee".