Maelove Women's Sexy Deep V-Neck Package Hip Bodycon Prom Cocktail Dress Polyester / Spandex Please be kindly noted that the estimated delivery time you saw is automatically set by Amazon system. Free shipping with tracking number, usually the shipping take 7-15 working days, expedited shipping time to the USA about 3-5 business days. Any other questions, please feel free to contact us by email Two-Piece Bodycon Dress Because of different measuring methods,the data will have a deviation of 0.4"- 0.8"(1-2cm),The size char is only reference. Please be kindly noted that the estimated delivery time you saw is automatically set by Amazon system. Free shipping with tracking number, usually the shipping take 7-15 working days, expedited shipping time to the USA about 3-5 business days. Any other questions, please feel free to contact us by email