A nipple coating member and a milking device for gathering mothers milk effectively. The pad of a milking device comprises a tubular frame having a large diameter side opening for inserting the nipple formed on one end side and a small diameter side opening formed on the other end side, a first flexible portion provided at a part in the circumferential direction between the large diameter side opening and the small diameter side opening of the tubular frame, and a second flexible portion provided at a position opposing the first flexible portion independently thereof. The first flexible portion can be deformed inward of the tubular frame by a pressing force from the outside of the pad, and the second flexible portion can be deformed outward of the tubular frame by a pressing force from the inside of the pad.