Housing for portable electronic device and method of manufacturing the same

A housing for a portable electronic device comprising:

• a glass member comprising a base plate and a plurality of sidewalls extending substantially vertically from the base plate, wherein each neighboring pair of sidewalls form a gap portion, wherein the base plate comprises a first inner surface located toward the sidewalls and each of the plurality of sidewalls comprises a second inner surface facing toward the base plate and an outer surface opposite the second inner surface;
• a plastic member configured to be placed in the glass member and configured to fit closely against the first inner surface and the second inner surface;
• wherein the plastic member further comprises at least one plastic protrusion portion positioned at the outer surface of the sidewalls and covered from above at least one of the gap portions.