Nice fabric and not transparent. My wife is 1.74 and wears size small. Super tight fit and looks ok for the gym.
Leggings are good, in my 46 ordered M, in size in size it turned out, you could order L to be more free. There is no symbol where in front of where the back)
I'm very happy with the purchase. Delivery 20 days, leggings are good not translucent, pleasant to the body. Took l came up perfectly on height 164 weight 70, about 111, from 87.