Lid with cap for drink receptacles comprising at least one hole for the exit of liquid from the receptacle, at least one hole for the entrance of air into the receptacle, said air inlet incorporating a check valve allowing the entrance of air but not the exit of liquid therethrough; said valve being built into the body of the lid and having a plug element, by way of an axially sliding cap, allowing simultaneous front double closure of both holes, as well as an ergonomic swallowing of any liquid and aseptic use of the receptacle.