A great versatile waterproof accessory, Rain Chest is a optional underjacket that may be equipped under every Rain Chest-ready garment. Rain Chest is very easy & quick to equip & makes up for the lack of H2OUT membrane on, for example, summer mesh jackets. Rain Chest is unique product, & along with matching underpants Rain Legs completes a full waterproof & transpiring kit. Features 100% waterproof & windproof garment