4.An REI Swiftland Insulated Running Jacket stuffed with synthetic insulation placed strategically in the front torso and shoulders to deliver on warmth without slowing you down with bulk.

With so many options on the market, from ultra-light shells for drizzly days to insulated layers for deep-winter training, finding the ideal running jacket can feel overwhelming – luckily ...

This jacket will be your suit of armor when battling winter weather: It offers the reliable warmth of down insulation along with a water-resistant exterior and an insulated hood. It’s available ...