These have a bit of shine that I did not expect. It's not overt, but a subtle spandexy shine once on the body. Also, they create a sausage leg look. So, would be best worn under a very, very long sweater (dress length) with boots. Maybe you could do yoga in them, but for me, these are not flexible enough.too binding. The top rolls down at times, and then a muffin top is created. Not my favorite legging, and hate that I spent the money on them when I could have purchased cheap leggings from the dSee full review