The Levi's 514 Slim Straight generally have a 17" (43.18cm) leg opening. The leg opening may vary by waist size. It has a straight leg fit, between snug and baggy.
The Levi's 511 Skinny have a 14.5" (36.83cm) leg opening.It has a slim/skinny leg fit, close at the thigh and straight to the ankle.
Levis 514s baby!
Levis 502 is the Japanese brand low rise straight leg pant/jean. Very similar to 514s if the came with a vintage rinse or a wide range of colored khakis
If you want skinny jeans that aren't too skinny, try the Levis 514s. I've attached a guide to them below.
They appear to be Levi's 514s, slim-straight style.