This pin belongs to a 6 pin Loungefly blind box. It pictures Alice as she falls down the rabbit hole. She is wearing a blue dress with a white apron over, black shoes, and a black bow. Set #151897, Alice #151898, Window #151899, Card Guard #1519900, Clock #151901, Rabbit #151902, Cheshire #151903.
The back of each pin from the set is the same: black metal, single post with nubs, top half of back is debossed with Loungefly crown logo, bottom half has the Disney script & trademark, Made in China, and FAC-065120-22022