To provide an advertisement implement which is designed to allow the effective utilization of the space of bottle neck from bottle cap to bottle body without the hindrance in housing of the bottle and is to be mounted at the bottle neck.

This implement consists of a top plate 10A, a front plate 20 and back plate 30A which are successively disposed at the front and rear ends of this top plate respectively via folding lines, a bottle neck fitting plate 40A which is successively disposed at the bottom end of the front plate 20 via a folding line and is successively disposed at the back plate 30A via a gluing piece 60A and a pair of hugging plates 50A, 50A which are successively disposed from both side ends of the front plate 20 or the back plate 30A respectively via the folding lines and are adapted to be made engageable with each other. The implement is so constituted that the bottle neck may be fitted into the fitting hole 41A of the bottle neck fitting plate 40A and that small merchandise can be hugged into a pair of the hugging plates 50A, 50A.