Flag Sizes Chart
The 3 X 5 ft (90 x 150 cm) is the "Standard" size flag and useful for most purposes both indoor and outdoor. However, most designs come in additional sizes, larger and smaller. Here us a chart showing the relative sizes. Remember that due to manufacturing differences size will slightly different.
Tip: If you are not sure the size of flag you need, get the 3 X 5 ft standard size.