Off the peg and Off-the-shelf

Off-the-shelf and off the peg are semantically related. In some cases you can use "Off-the-shelf" instead an adjective phrase "Off the peg".

Off-the-shelf adjective - Made beforehand in large numbers.

Off the peg and off-the-shelf are semantically related. Sometimes you can replace phrase "Off the peg" with "Off-the-shelf", this phrases are similar.