Brought to you by the brand Falke, these black men\'s impulse air socks are made from 56% lyocell, 24% polyester, 19% polyamide and 1% elastane. Also the black socks are designed in a block pattern, It is recommended to wash at 40 degrees and do not tumble dry to keep these socks in good condition. All the socks come complete with falke tags. The Falke Impulse Air Socks - Black feature an open mesh design on the sole and heel/toe areas, giving you ventilation and dry feet with their amazing moisture wicking and thermal management properties. Ideal for any keen runner, these have the ultimate combination of ultra-light cushioning for the best comfort when out and about. Manufactured with receptors in the toes and balls of the feet, this improves your balance and dynamics for the best performance these socks can give you. KEY FEATURES Anatomical Fit Ankle Ribbed Medium 56% Lyocell, 24% Polyester, 19% Polyamide and 1% Elastane Wash at 40 degrees and do not tumble dry Complete with Falke tags.