To make a temu blanket size chart template, you can follow the steps below:

First, choose a suitable spreadsheet software, such as Microsoft Excel or Google Sheets.

Then, create a new worksheet and set the header, including columns such as size, bust, waist, hips, etc.

Next, add more columns such as length, sleeve length, etc. as needed.

Then, fill in the corresponding data according to different sizes. Formulas and functions can be used to calculate some related data, such as averages or sums.

Finally, format as needed, such as adjusting column widths, adding borders or background colors, etc., to make the table more readable and beautiful.

When you are finished, save the template for later use.