The Run Midweight toesock is perfect for those who prefer a thicker sock with an extra layer of protection for long runs and demanding workouts. The mesh top enables maximum breathability while superior arch support and a snug cuff assure the sock won’t slip. The no-show length rests below most footwear lines and has a tab feature to protect your heel from shoe irritation. To extend the life of your socks, we recommend washing all Injinji socks on delicate with cold water, followed by line drying. Features & Benefits Arch Support Supportive band that offers a secure and stable fit. Blister Prevention With each toe protected, skin-on-skin friction is completely eliminated protecting your foot from blisters and hot spots. Moisture Management Each toe is wrapped in sweat-wicking material so your foot will be drier and therfore more comfortable than in traditional socks. Total Foot Utilization When your toes are separated and properly aligned, this allows your entire foot to be engaged in any athletic activity. Mesh Top Provides maximum breathability and ventilation on the top of foot. Fiber Content Fiber content: 30% COOLMAX® 67% Nylon 3% Lycra® Protective Cushion Extra cushioning on the footbed to increase foot comfort.