[header] How to become a plus size model [title] Know your height and size measurements. [step] Depending on what kind of modeling you plan on doing, i.e., print, runway, fit modeling, the ideal height and size measurements will vary. For print modeling, models are usually 5'8 " and up, and are sizes 12 to 18. 
For high fashion or runway modeling, models are usually 5'9 " and up, and sizes 10 to 20/22. For fit modeling, models are usually 5'5 " to 5'9 " and size 18.