Vivoactive 4/4S

Ideal for transitioning seamlessly from the office to the gym

Perfect for runners who refuse to sacrifice comfort in cold weather

and active living

OS1st | Wicked Comfort Merino Sock | Crew | Unisex 3mm drop Vivoactive 4/4SMORE OS1st PRODUCTS Wicked Comfort Merino Socks Natural Comfort, Rugged Performance Designed for everyday wear and built tough for the trail, the Wicked Comfort Merino Sock combines the best selling fit you love with the natural benefits of Merino wool. This advanced Merino blend delivers lightweight insulation, odor resistance, and moisture wicking performance up to 8x faster than leading competitors, keeping your feet dry and comfortable mile after