If the weather is cool and there's a slight chance of showers, grab Pearl Izumi's P.R.O. Softshell 180 Jacket as insurance against finicky skies. Its light fabric is wind- and water-resistant to give you just enough to take the edge off cool weather without weighing you down. Direct-Vent panels and a fully breathable back panel prevents you from overheating when the sun comes back out. Plus, this sweet jacket boasts a back zippered pocket with three compartments, sleeve gussets, and reflective details all around for safety!