This pretty dress is from Ralph Lauren (blue label) in a misses size large.
Made of pure pima cotton.  Blue in color with blue pony. Machine washable.  Pullover style with stretch. 
Unstretched, measured from seam to seam across the front:
bust is 18.5 inches across
waist is 18 inches across
hips are 18.5 inches across
sleeves are 6.5 inches long
length is 40 inches long
Previously owned and in excellent, consignment shop condition.  From a smoke free home.  Thanks for shopping with me.