$20 off denim promotion applies to full-priced denim styles only; at bostonproper.com, in boutiques, or at 1-800-243-4300. Promotion excludes NYDJ styles. Marked price reflects savings off original ticketed price. Offer not valid on purchase of gift cards, previously purchased merchandise, taxes and shipping. Discount may not be combined with other coupons, offers or events. If you return a portion of your purchase, the applicable portion of your original discount will be forfeited. No cash value. Offer expires Wednesday, September 10, 2014, midnight EST.