Merino wool invisible trainer socks for men and women: Premium running ankle socks and gym/trainer socks, designed with mesh zones for breathability and a comfy, supportive structure Versatile men's or ladies' sports socks: Lightweight everyday shoe liners with a seamless opening that helps reduce pressure, for wearing with trainers, court shoes, dress shoes or pumps Thoughtfully crafted comfort: The responsibly sourced ZQ-certified merino wool walking socks, made with recycled nylon and sustainable wool, keep things soft without compromising on performance Great feel, perfect fit: Working, sport or walking socks featuring supportive arch brace, an internal gripper for a secure all-day fit and comfy flat-knit seamless sock toe Go Far. Feel Good. Experience the difference with naturally soft, itch-free and odour resistant merino wool socks, and create a cosy thermal layering system with Smartwool's merino wool technology