At Forever 21, get an additional 30% off on select sale items using the promo code EXTRA30 at checkout. For example, this Boho Girl Chambray Shirt pictured here drops from a sale price of $13.99 to $9.79 (originally $19.80) with the coupon. Shirt comes in sizes S-L. Or check out this Rubber Pouch that comes in the color blue/yellow, which drops from $7.99 to $5.59 (originally $10.80). Sale items that qualify for the 30% off are tagged as "EXTRA 30% OFF." Shipping is a flat rate of $5.95, but is free if you spend $50 or more. Sales tax is charged in most states.