In a rush to wear your new summer jersey? Or maybe you just don’t accept the falling leaves signify the end of summer. Perhaps it's just the case that it's never quite warm enough when you ride? What you need are warmers, sleeves for your arms, knees and legs that extend the possibilities of summer clothing. Easily stored in a jersey pocket when not needed they can be a life saver in changeable conditions. And as you would expect from a company like Castelli why just make thermal warmers when you can have water resistant thermal warmers?