Abstract: A bag for use with at least one wicket pin of an automatic bag filling equipment. The bag has a first side wall of a film material with a wicket mounting part. The wicket mounting part has at least one hole for mounting the bag on at least one of the at least one wicket pins of the bag filling equipment. The bag has a second side wall with an open part of an open material. The second side wall is joined to the first side wall such that the bag has an inside and an opening. The second side wall has a film part of a film material for facilitating the automatic opening of the bag.