Ben Johnson on Instagram: "Unboxing Nike Spark Lightweight and Nike Arm Sleeves The socks are my go to favorites for races and hard workouts when I'll sweat a lot. I love the thin and snug fit and sweat wicking material. I do hope they make an updated Nike Racing sock, but for now these work great (and they're much more durable than the Nike Racing model sock that was previously sold). The arm sleeves are new and so far I love the fit. They're similar to the "Breaking2" arm sleeves but more stre