I bought this and tried it on, but it doesn't suit me, so I've been keeping it at home! *No price reductions!* This is a lightweight, side-stretch, double-zip sporty thermal vest that provides a comfortable fit as an inner layer or light outer layer. It features a design inside the body that allows for the attachment of Thermocraft (electric heating pads), a heating technology using a battery, to achieve high heat retention. ・Compatible with Thermocraft (electric heating pads) ・Waterproof, windproof, and water-repellent stretch material (water pressure resistance 10000mm) ・Double-zip front zipper ・Can be worn as both a light outer layer and an inner layer ・Unisex Material: Outer: Micro-dot stretch, durable water-repellent finish, water pressure resistance 10000mm (PU laminate coating) Sides: Stretch microfleece bonding, water-repellent finish Composition: Outer: 100% polyester Sides: 100% polyester