To measure the cap-size, put the  measuring tape one centimeter above your  ears around the head and note the  circumference in centimeters.            ...

To measure the sizes of plaid shirts, T-shirts  and tops, put the measuring tape  horizontally around the fullest point of your  chest and measure around...

Sweater How to measure 1 Chest girth 2 Arm length 3 Length                                                                                  ...