I purchased this for a Hatsumairi (Shinto shrine visit for newborns) but did not use it, so I am putting it up for sale. It has only been tried on. ADAM ET ROPÉ size 38 is set as an "intermediate size (equivalent to M)" for women's wear. Specific size guidelines are as follows: • Height: 156-163 cm • Bust: 80-83 cm • Waist: 64 cm • Hips: 91 cm These are the official size guidelines from the manufacturer. Although I am a non-professional, please also refer to the following measurements: Width: 44.5cm Shoulder width: 47cm Length: 122.5cm Product number: GAE-55550-B Thank you.