The Castelli Prologo 15″ Socks combine the lightweight, glove-like fit of the Superleggera socks with the durability of the Unlimited socks. They feature a 200-needle construction for a snug fit and a PiquE ankle knit for breathability and protection. The design includes a midfoot support band and reinforced heel and toe for comfort during long rides. Additionally, the socks use Q Skin Yarn with antimicrobial silver to reduce foot odor and enhance breathability. Enjoy the best of both worlds with the Castelli Prologo 15″ Socks for a comfortable and durable cycling experience. SKU: PROLOGO15SOCKBLACK