Take your race performance to the next level with the Shimano S-Phyre Flash Socks, engineered for riders who demand maximum aerodynamic efficiency and all-day comfort. Designed for high-speed road cycling, these premium mid-calf aero socks help reduce drag so you can conserve energy and gain a competitive edge. Built with advanced aerodynamic ribbed knitting and a rubber-infused upper, these socks are optimized to smooth airflow and save precious seconds during intense efforts. Whether you're sprinting, climbing, or holding high speeds on flats, the S-PHYRE Flash Socks deliver measurable performance benefits. Comfort is equally prioritized. A breathable mesh instep promotes airflow and heat dissipation, keeping your feet cool and dry even in Singapore’s humid conditions. The arch and heel support system ensures a secure, locked-in fit for efficient power transfer and stable pedaling throughout your ride. Constructed with 72% recycled materials, these socks combine elite performance with sustainability—perfect for environmentally conscious cyclists. Key Features Aero-optimised design with ribbed knit to reduce drag at high speeds Rubber-infused upper enhances aerodynamic efficiency Breathable mesh instep for superior ventilation and moisture control Arch and heel support for stable, efficient pedaling Reinforced heel construction for long-lasting durability Eco-friendly build with high recycled polyester content Specifications Material: 56% Recycled Polyester, 38% Polyester, 4% Elastane, 2% Polyamide Sizes: M-L (EU 41–44) L-XL (EU 45–48) Aero-engineered cycling socks built for speed—save watts, stay cool, and ride faster with Shimano S-Phyre Flash Socks.