When filling in the Temu product size, you usually choose the appropriate unit based on the type of product and the specific situation. Generally speaking, if it is a clothing product, the commonly used units include centimeters (cm) or inches (inches). For footwear products, centimeters or inches can also be used to express the size.

For other types of products, such as household items or electronic products, millimeters (mm), meters (m) or other applicable units may be used.