Mes Demoiselles Ethan Striped Button Fly Tapered Pants Blue White Women's US 10. 

Item is in great, pre-owned condition with some fading. Item has some fading in the knees (refer to last image). Item has been freshly laundered. 

Size 38 is equivalent to US women's 10.

Dimensions: waist (flat): 16.5", Rise: 12", Inseam: 25"