These pictures visualize very basic overall guidelines of different types (shapes). Neither is synonymous with "twink" or any other stereotype because there's room for all kinds of variations in body appearance within each type or general shape.
Trapezium. When I used to work at American Eagle I used to have the perfect size body that parents, grandparents etc would ask me to try on clothes for their kids to know how it looked.
All Trapeziums
Soccer guy in second picture is sexist. 
