Curved insole

The utility model relates to the field of insoles, in particular to a curved insole which comprises an insole bottom body, the insole body comprises an insole bottom layer and an insole top layer, the edge of the insole bottom layer is provided with a covered edge, the top of the insole bottom layer is provided with an air cushion layer, a plurality of cushioning particles are arranged inside the air cushion layer, one end of the insole bottom layer is provided with a plurality of arc cutting grooves, and the arc cutting grooves are matched with the cushioning particles. According to the shoe pad, the arc cutting grooves are formed, the shoe pad bottom layer is matched with the arc cutting grooves, the corresponding length of the shoe pad is set, the corresponding code length is marked through the indication boards, when a user replaces the shoe pad, the user can conveniently replace the shoe pad, and the user can conveniently replace the shoe pad. According to the shoe cutting device, convenient cutting acco