Lalagen Women's Halter Hollow Out Backless Midi Bodycon Club Dress Fabric: Polyester + Spandex,comfortable to wear. Size: The Midi Dress size for S,M,L,please according to our size chart rather than Amazon's before order it. Features: Halter Neckline,Hollow Out,Jeweled Waist,Sexy Backless looks hot and attractive! Occasions: Suit for Wedding, cocktail, banquets, evening party, family gathering, garden party and other occassions. Search "Lalagen" for more fashion style! Shipping: It usually takes 7-15 business days,expedited takes 3 days after shipped.