here in nj it often gets really cold in november. some days its still 50s but other days it can be low 40s, and this year i would like to buy a pair of arm sleeves for later into the season. Last year i remember being freezing on the groups line ,and i know i can wear arm sleeves/gloves in the race if needed, but i personally dont know what kind i need (compression, heat, cold) thanks for your time