Reusable bottle made of plastic

Abstract

A reusable bottle (1) made of plastic, in particular for carbonated soft drinks, defining a longitudinal axis (X), comprising an upper portion (2) defining an opening (20) extending about said longitudinal axis (X); a side wall (3); a lower portion (4), defining a closed bottom (40); wherein the lower portion (4) comprises: a heel (5), in particular an annular heel; a standing ring (6), extending from the heel (5) and defining the lower standing surface of the bottle (1); a central dome (7), in particular concave outwards; wherein said heel (5) is concave towards the outside of the bottle (1); and wherein the projection (H) of the heel (5) on said longitudinal axis (X) has a length from 7 to 14% with respect to the total height (H1) of the bottle (1) along the longitudinal axis (X).

Dependencies are inferred from the claim text.