Designed for use during those cooler moments when wearing a short sleeve jersey, but you want some added protection. Small, light and flexible, these are a piece of kit with many different uses. For the whole ride in spring/autumn or for those cooler moments, early mornings or mountain tops, during the summer. They are quick to put on and small enough to fit in your pocket if not needed. Technological Engineering Low Complexity Construction Using a one-pattern construction Assos have made sure that the same fit can be experienced though out the warmers size range. Read more… A tapered cut, following the anatomy of the arm, they will give you maximum comfort and performance. RX Light fabric RX Light fabric is utilised in these because it is thermal, elastic and breathable. This means you will be kept warm, with the best fit, but will also allow you to stay cool. Elastic fit To make sure they stay in place whilst riding Assos have used a full circle of elastic on the upper, providing stability when you are moving.