%%
%% The LaTeX Companion, 3ed
%%
%% Example 8-4-15 on page I-621 in "Breakable and unbreakable boxes".
%%
%% Copyright (C) 2022 Frank Mittelbach
%%
%% It may be distributed and/or modified under the conditions
%% of the LaTeX Project Public License, either version 1.3c
%% of this license or (at your option) any later version.
%%
%% See https://www.latex-project.org/lppl.txt for details.
%%

\documentclass{tlc3exa}
\pagestyle{empty}
\setcounter{page}{6}
\setlength\textwidth{109.80112pt}


  \hyphenation{nou-mena} % break fake Kantian English

  \tolerance=4000

  \setlength\textheight{11\baselineskip}

%StartShownPreambleCommands
\usepackage{kantlipsum,tcolorbox}
\tcbuselibrary{breakable,skins}
%StopShownPreambleCommands

\begin{document}
\footnotesize
\kant[2][1]
\begin{tcolorbox}[beamer,breakable,
     size=title, halign=left,
     title=My breakable box ]
  \kant[2][2-3]
\end{tcolorbox}
\kant[2][4-5]
\end{document}