what size is 134cm
The US clothing sizes in inches vary from 38 inches to 52 inches.  For example, a US size 6 is equivalent to 38 inches, a size 14 is  46 inches and a size 20 is 52 inches.aking the world better, one answer at a time. The European sizes refer to the lenght of the child in centimeter. A size 102 (or 104; 102 is not a common size) will normally fit a child age 3-4 years, while a size 134 will fit a child age 8-9. (You can convert the length into inches by dividing by 2.5).