The size of tea gift box varies according to brands and styles. Generally speaking, the sizes of common tea gift boxes are as follows:

1. Square box size: L×W×H (cm)

10×10×6

15×15×8

20×20×10

25×25×12

2. Rectangle box size: L×W×H (cm)

20×10×8

25×15×10

30×20×12

35×25×15

It is important to note that these are only common tea gift box sizes, and the specific dimensions are subject to different brands and different tea types. Meanwhile, it can be customized according to specific requirements to suit different market needs.