Those who need a reliable top layer should consider the Heat Echo Attack Vest. This is the perfect clothing item to keep you warm and toasty in the treestand, on the ground, or in the duck blind. The Attack Vest is waterproof, windproof, and is crafted with a durable ripstop outershell, and helps keep the heat in, thanks to the Retain Active breathable heat retention technology. The vest features a full-zip front with storm flap, zippered handwarmer pockets, and an adjustable drawcord bottom hem.