The original leg cover with trapped inflation system (S.G.A.S.) is designed to prevent flapping at high speeds thanks to inflatable chambers on the sides. - Three-layer construction for thermal protection and waterproofing. - Waterproof heavy-duty outer shell made of polyamide with taped seams. - Fully waterproof inner membrane. - Interior lining for extra warmth. - S.G.A.S. inflatable system on the flaps. - Anti-theft system (metal ring) for models without screw fastening. - Large storage pocket. - Built-in seat cover. - Reflective edges. Composition: 67% polyamide, 33% polyester. Fits Kymco AK550 (2017 - 2023).