Clearance Bambu Mens Premium Non-Slip Breathable Bamboo No Show Socks - 4 pairs NO HOLES GUARANTEE - Anti-bacterial, anti-fungal and breathable. Sweat absorbent material fights foot odor. NON-SLIP GUARANTEE - Silicone heel grips to ensure your socks stay put and your feet feel great. PERFECT COVER - protect your ankle while giving the appearance of invisible socks. Machine washable. UNIQUE blend of fibers specially formulated for high performance.