An article of clothing for babies that helps relieve infant colic. According to a first embodiment, it comprises an abdominal area, and it also comprises a compartment (2) located in the abdominal area, which is configured to house an electronic device, or a first thermal bag, to help alleviate infant colic. According to a second embodiment, it comprises an abdominal area, and a compartment (2) located in the abdominal area, and a non-removable thermal bag housed inside the compartment (2) to help relieve infant colic.