“Mother had chosen the satin blouse for her”.
A blouse is a loose-fitting upper garment that was formerly worn by workmen, peasants, artists, women, and children.
A long loose overgarment that resembles a shirt or mock and is worn especially for women.
A usually loose fitting garment that covers the body from neck to the waist blouse.
Satin in Wikipedia is a weave, that typically has a glossy surface and a dull back, satin is smooth, glossy fabric, usually of sick, produced by a weave in which the threads of the warp, shiny kind of cloth, usually made from silk.