Water Balloon Bazooka

Oh hell yeah, genau das richtige bei dem Wetter: Eine Bazooka für Wasserbomben! Dreimal: Oh hell yeah, hell yeah, hell yeah! Auch toll: Google-Translations von japanischen Websites:

Depending on water adjustment, pneumatic, launch angle, the wing stability, accuracy and distance will vary greatly. Exhilaration of flying the way you want a toy when he does not taste the other.has been designed referring to the rocket / missile launcher that reality, there is no high degree of reproducibility. Please enjoy as a "toy-like feel."

ペットボトルランチャーとは 有限会社マルダイ (via Boing Boing)