boxed

adjectives

enclosed in or set off by a border or box
"boxed sections of the report"; "boxed announcements in the newspaper"
is similar to
having a border especially of a specified kind; sometimes used as a combining term
"black-bordered handkerchief"
enclosed in or as if in a box
"boxed cigars"; "a confining boxed-in space"; "felt boxed in by the traffic"