Use code SWIM30 to Take 30% off Spanx Swim styles. I know Spanx are often excluded from coupon codes and sales at their retailers, so it’s nice to see a discount. The SPANX Whittle Waistline Draped Tankini Top is pictured here. It retails for $128. With code, it drops to $89.60. Shipping will add $2.95. Offer ends 2/18.