USB Flash drive Label Sizes
This is a compilation of USB Flash drive label sizes, You can find the old version Here
Measurements are in two units, Centimeters and Milimeters.
Kingston
DataTraveler Exodia 3.0

3.5cm x 2.0cm
35mm x 20mm
DataTraveler G4

3.5cm x 1.5cm
35mm x 15mm
Sandisk
Cruzer Blade

2cm x 1cm
20mm x 10mm
Ultra USB 3.0

3cm x 2cm
30mm x 20mm
Verbatim
Store 'n' Go 3.0 Small

This one has multiple sizes, I brought it in 2017 (I think?) and they seem to have changed it, making it a bit bigger.
4.5cm x 1.5cm
45mm x 15mm