Through 8/29, Gap is offering an extra 40% off clearance items – no promo code needed! I found items as low as $3.97 ($2.38 with the extra 40% off) and total savings are up to 84% after the extra discount at checkout. Shipping is free for rewards members (free to join) on orders of $50 or more, so stock up! Here is the link to browse their clearance:
Gap: EXTRA 40% OFF Clearance = Total Savings Up to 84% (Items Starting at $2.38!)