Sheer Sleeve V-Neck Bodycon DressComposition: Cotton Polyester Blend Package includes 6 pieces. Size tags are in European standard. Please see the size chart available in the product photos. 3 pcs S M 3 pcs L XL To accommodate your US customers and align with European sizing standards, you can make the following adjustments: For US customers who typically wear XS S, you can provide them with Europe S M size. For US customers who usually wear M L, you can offer them Europe L XL size.