Abstract: A bottle teat consisting of a soft elastic material for a drinking bottle, in particular for infants and small children, having: a teat flange, a hollow teat sleeve that projects upward from the teat flange and is connected at its bottom end to the teat flange, a hollow suction part that is connected at its bottom end to the top end of the hollow teat sleeve and projects upward therefrom, a dome-shaped palate-contacting region on a side of the mouthpiece facing the palate, at least one drinking hole in the palate-contacting region that extends from the outside to the inside of the mouthpiece, wherein: an elevated surface that bulges to the outside is on the outside of the palate-contacting region, and the at least one drinking hole is arranged in the elevated surface so that the suction part with the elevated surface can be pressed in a sealing manner against an inwardly bulging sealing surface on the inside of the cap bottom of a cap to cover the bottle teat.

Abstract: A baby bottle sleeve comprising a cylindrical sleeve made of an elastomer material for holding a baby bottle having a top opening for a top end region of a baby bottle extending out of the sleeve, and a cutout extending downward from the edge of the top opening that can be opened for inserting and removing a baby bottle, and at least one closable and openable closing means that, in a closed state, fixes the cutout in a closed position and releases the cutout in an open state so that it can be opened.