Dhb aeron tempo waterproof jacketwhether its a high tempo blast in the pouring rain or long days in the saddle in changeable conditions the packable and versatile dhb aeron tempo waterproof jacket is designed to keep you dry and comfortable whatever the weather throws at you constructed from a high performance 25 layer fabric with a waterproof membrane and fully taped seams you can rely on this lightweight waterproof shell to keep you dry in even the most challenging conditions the fabric