Code Extension From Crew Clothing Go to / Join Merchant Written by Optimus Performance Marketing on January 28, 2014. Posted in Awin, Fashion, General Promotions, Offers/Promotions, UK, Voucher Codes Crew Clothing Affiliate Newsletter News | Promotions Code Extension From Crew Clothing Crew Clothing are proud to announce that the 'SAIL50' Code has been extended until 31/03/2014. Code - SAIL50 Promotion - 5% off £50 Spend Now Expires - 31/03/2014