Stay warm and dry with Bontrager's B2 Long Sleeve baselayer. The polyester and wool blend creates an ideal first layer for those cool autumn rides. • Profila Dry powered by 37.5 technology and Merino Wool on back and arms provides a great balance between moisture transfer and warmth when wet in mild, variable conditions • Conditions-appropriate tuckable length • 3-inch (8cm) drop tail for a precise on-bike fit • Fitted: Streamlined fit for all-around cycling performance