This lightweight, reversible jacket features a three-layer knit structure with a cardboard-like air chamber. The outer side uses "PERTEX QUANTUM PRO," which provides both breathability and water resistance. It reduces stuffiness while maintaining warmth, ensuring comfortable wear. The inner side is a highly stretchable three-layer knit fabric with a cardboard-like air chamber, mainly using polyester material. It's lightweight despite its cotton-like, thick texture, and the numerous dead air pockets provide high insulation. Soft lyocell material with moisture absorption and release properties is used for the lining yarn, providing a comfortable feel against the skin. The silhouette is a relaxed fit with ample room, and the reversible design allows for adaptation to the climate. It can be widely used from training sessions in cold seasons to everyday scenes. Equipped with UV Protect (UPF50+, UV cut rate of 95% or more) function. No. A259