DISCLAIMER: Free Standard Shipping promotion is valid September 22nd, 12:01 a.m. EST through September 24th, 3:00 a.m. EST. Offer is not applicable to previously made purchases and cannot be combined with warranty credits. Only one offer or discount code may be applied to a single order. We reserve the right to cancel any order due to an unauthorized, altered, or ineligible use of offer and to modify or cancel this promotion due to system errors or unforeseen problems. Free Standard Shipping is only valid on orders shipped to a single Contiguous U.S address. Shipping discount automatically applied at checkout. Offer is valid only on DarnTough.com.