Lugnoncre Camisole Dress Free Size Black Shoulder straps are adjustable. There are two straps on each side, one ties in a bow around the back, and the other is adjustable in the usual way. It's hard to see in the photo, but there is a slit of about 25cm at the back. *This is a used item stored in a private home. Please refrain from purchasing if you are sensitive or seeking perfection. Thank you for your understanding.