This is waterproof and cold-weather gear (rainwear) from the brand "HEAT AMFIST." This product is designed as workwear or outdoor wear that combines cold protection and waterproofness, especially for use in cold regions and inclement weather. Features: Materials and Functionality: It is likely that aluminum vapor deposition sheets or padding are used inside to enhance heat retention. It is often designed with high water resistance, allowing for comfortable use even in heavy rain. Design: The jacket is khaki (olive green) and has a detachable hood. Size: The product tag indicates "5L," which suggests a loose fit. Uses: It is suitable for a wide range of situations, such as fishing, motorcycling, outdoor work, and light mountain climbing. Khaki jacket with ASSIST function. Excellent windproof and cold protection performance. Detachable hood. *On page 8, there is a trace of embroidery on the right chest. It has been removed cleanly, but please check the image and consider purchasing. ASSIST jacket. - Color: Olive - Model Name: HEAT ASSIST - Features: Cold protection and functionality prioritized - Hood: Detachable - Pockets: Multiple - Material: Durable synthetic fiber Thank you for viewing. Size...4XL (5L) or larger