And now, for Fall/Winter 2025, Workman is taking "XShelter" to the next level. They've developed brand-new materials dubbed "Insulation α" and "Insulation β." This time, Workman's official ambassador, Koshi Yamada, sat down with Yutaro Hagura, Chief Buyer of the 6th Product Development Department at
Workman Co., Ltd., who was involved in planning the new "XShelter Insulation β Light Warm Jacket," to get the inside scoop on its development.