You can't wear short sleeves forever. But you don't always need a long sleeve jersey either. The Gore Bike Wear Universal SO arm warmers are a good pair of lightweight, packable arm warmers can keep you warm in the morning, then be stuffed into a jersey pocket when the day warms up. They're made with Gore's impeccable windstopper soft shell, so your arms stay as toasty and warm as the rest of you.
Lightweight Gore Windstopper polyester/lycra construction helps take the chill off an early morning ride
Helps you stay warm in cool weather, or keeps the sun's rays off in warmer weather
Flatlock seams minimize chaffing and irritation
Gripper elastic helps everything stay in place
Push and pull construction makes these warmers easy to get on and off
Left and right specific cuts for optimized fit
Reflective accents increase visibility on dark roads