80% Combed Cotton Imported Elastic closure QUALITY MATERIALS & SPINNING TECHNIQUE – Combed cotton, which is stronger, softer and more breathable than regular cotton, that’s what we use (32S combed cotton) for the cuff, the heel and sole with Compact-Siro Spinning Technique. Not only does it effectively improve wear-resistant and anti-pilling performance, but it also makes our socks softer and more comfortable. EXCELLENT ELASTICITY – Perfect elasticity in welt and foot arch ensures these athletic crew socks hold up in shape and fit snugly, durable and comfortable. 2019 NEW DESIGN – Design by the engonomics on the left and right feet, and aslo employed SEAMLESS SPLICING design, the toe seam is pretty smooth and comfortable. These will make our socks fit your feet better. COMFORT SUPPORT – Y-type heel with ribbed arch, reinforced cushion and TOWEL bottom makes our socks wearproof and comfortable, providing perfect foot comfort during hiking, walking or any other activities. FITS MANY STYLE – Ideal for daily wear and outdoor sports.