One size Total length, in 12.40 Width, in 3.35 These Inkye socks are 200 needle knit crew made from 58% Recycled Polyester 22% Nylon 15% Cotton and 5% Elastane. They are a true one size fits most, and are available up to size 12 Men's (U.S.). These socks have an unprecedented amount of stretch with durable print quality. .: 58% Recycled Polyester 22% Nylon 15% Cotton 5% Elastane.: 200 needle knit premium socks.: One size fits all (W's size 5 US up to M's size 12 US)EU representative: Inkye, llc, [email protected], 30701 Woodward Ave, Suite 201, Royal Oak, MI, 48073, US Product information: Generic brand, 2 year warranty in EU and Northern Ireland as per Directive 1999/44/EC Care instructions: Do not dryclean, Do not iron, Dry flat, Do not bleach, Machine wash: cold (max 30C or 90F)