Bottle container with bottle breakage-preventing function

A bottle container with a bottle breakage-preventing function,

• the bottle container comprising:
• a tubular inner container including a cap at an upper portion thereof, the inner container being formed of an easily-breakable material;
• and
• an outer container mounted so as to extend along a bottom and a trunk of the inner container, wherein
• the inner container includes a shoulder formed in a constricted shape or a tapered shape at the upper portion which is not covered with the outer container,
• an outer peripheral portion of a bottom of the outer container is made thicker than a trunk of the outer container, and a center portion of the bottom of the outer container is made thinner than the outer peripheral portion to form a space such that the center portion of the bottom of the outer container is not brought into contact with the bottom of the inner container, and
• the outer container mounted to the inner container and at least the shoulder of the inner container are covered with a heat-shrinkable film, whereby the inner container and the outer container are integrated.