The invention belongs to the sanitary article field and relates to an absorbent product for babies. The absorbent product includes an outer cover, an absorber, a leakproof barrier wall, a leg elastic rubber band and a rear connection waistband; the inner end of the fixed portion of the leakproof barrier wall in a width direction is fixed to the on the outer cover through ultrasonic welding; an overlapping layer of the leakproof barrier wall is fixed through ultrasonic welding; a front air communication channel which is cut-through along a length direction is formed between a first ultrasonic welding area and a second ultrasonic welding area in a front waist region; and a rear air communication channel which is cut-through along a length direction is formed between a first ultrasonic welding area and a second ultrasonic welding area in a rear waist region. The absorbent product for babies of the invention has the advantages of low production cost, high comfort in use, excellent leakproof effect and high ventilation along the length direction of the cover.