This fit guide will help you choose the desired model.
The model weighs 65kg, is 1.70m tall, and wears size 30.

The H1 has a slim fit with a low-rise waistband and a narrow leg opening.
The H5 model is loose and high-waisted. Thanks to the darts in the back, a narrow waist is created while still leaving enough room for comfort.

H2/ H3/ H4, on the other hand, all have a regular fit and a mid-rise waistband.
The H2 also has a slim leg opening, while the H4 has a wide leg opening.