We are excited to form a partnership with USAC and offer you the BEST socks at the BEST price with the BEST selection. As a USAC member or promoter, you will receive an additional 20% discount (excluding visors and jerseys) and 5% discount on CUSTOM SOCKS. Please use the promo code USAC. When you buy over $20, you will also receive FREE SHIPPING. For CUSTOM SOCK orders, please contact Angelo at angelo@linmfg.com and/or call toll free 888-430-9888.