the upstanding portion of the wrapper being closed by twisting

Packages comprising articles or materials partially or wholly enclosed in strips, sheets, blanks, tubes or webs of flexible sheet material, e.g. in folded wrappers > Articles or materials wholly enclosed in single sheets or wrapper blanks > in sheets or blanks folded-up around all sides of the contents from a portion on which the contents are placed > the upstanding portion of the wrapper being closed by twisting

Packages comprising articles or materials partially or wholly enclosed in strips, sheets, blanks, tubes or webs of flexible sheet material, e.g. in folded wrappers (bundles of articles held together by packaging elements for convenience of storage or transport, e.g. portable segregating carrier for plural receptacles such as beer cans or pop bottles, or bales of material B65D71/00) > Articles or materials wholly enclosed in single sheets or wrapper blanks > in sheets or blanks folded-up around all sides of the contents from a portion on which the contents are placed > the upstanding portion of the wrapper being closed by twisting