Flexible bottle container

Abstract

The container body has a body part including an upper part positioned closer to a neck part, a lower part positioned closer to a bottom part, and a central part positioned between the upper part and the lower part. The body part has an oval shape having a short diameter and a long diameter in a cross section perpendicular to a center axis, and includes a pair of first side surfaces disposed at both ends of the short diameter, and a pair of second side surfaces disposed at both ends of the long diameter. The body part has a pair of buckling prevention parts formed continuously in the center axis direction on the pair of second side surfaces of the central part.