Shop Diamond Shine. Free Shipping with Promo Code 555158*To receive free UPS ground shipping on your entire order at SallyBeauty.com, place at least two Diamond Shine items in your cart and enter promo code 555158 in the space provided. The coupon will initially say 'not applied' and the cost of shipping will not be deducted until you reach the payment screen. Offer expires at 11:59 p.m. Eastern Time on 5/31/10