Jaybally Men&rsquo;s 6 Pack Athletic Crew Socks Classic Comfort Size 10-13 SUPER COMFORTABLE-breathable and fast drying materials are good for all-season and various occasions NO SHOW-100% invisible in sneakers. COMPRESSED & ELASTICITY-. Arch compression & elasticity holds the sock securely on the calf. Half thickness and cushioning along the bottom of the foot provides perfect amount of support while a smooth, performance fit assures there's no slipping and no blisters. IDEAL FOR SPORT AND OUTDOOR ACTIVITIES-Ideal for camping, hiking, mountaineering, trekking, trail, running and climbing, cycling, yoga, tennis, basketball, etc. Machine Washable, Do not iron and bleach