ShowBox Womens Summer Maxi Evening Dress Back Lace Showomen-066 (4XL, Black) According to the Bust, we calculated the corresponding US size. Please pay special attention to other sizes, so please check the size chart carefully before buying:) Back zipper up closure Lace-detailed Elasticity Waist Shipping: Standard 7-14 business days; Expedited 3-5 business days