High Gauge Splash Crew These socks feature kasuri-dyed yarn, creating a one-of-a-kind pattern and color variation in every pair. Lighter than the autumn-winter Splash Pattern Crew, they offer a perfect breathable texture for spring and summer wear, combining uniqueness with seasonal comfort. Construction : Rib Knitting Composition : 32% Acrylic 25% Cotton 23% Nylon 18% Polyester 2% Spandex COO : Made in Japan Size guide : Size Medium : Fit best for 25-28cm feet, approximately US Men's size 7-10 Size Large : F it best for 27-30cm feet, approximately US Men's size 9-12