Polaire SystemicOpt for the polar systemic Made of polyester available from size M to XXL, this technical fleece sweater is reversible and is a real success. The systemic reversible wool fleece is ideal for facing winter The gorpcore reversible fleece has three pockets centered on the front as well as two zippers on the left and right side. The reversible gorpcore fleece can be worn in two ways: its black side or its white and black side with its bandana pattern, the