Assos ij tiburu4 long sleeve jacketij tiburu is the newly created assos longsleeve insulator jacket the spiritual successor to the elementone it is a second layer outer shell garment for use in cooler riding conditions when you want a heavy longsleeve jersey features44 polyamidenylon 40 polyester 16 elastanespandexracing cutintegrated assos rear stabilizer panel designrxq rear panelthree rear pockets zippered safety pocket rear reflective visibility stripes4 textiles 14 patterns