Ergotec
I have B and found 3 things I did not like. First: the main hand grip is not wide enough for the brake levers, the shifters and my hands. It was tight and became quite annoying after hours on the road.
2nd: the side and top grips were a little too "right angled". Meaning the sides were straight and the tops were straight. A little more angle for a natural hand position.
3rd: The main grips were also too close to thee body, which makes for a great upright position, but for some riskier downhills, it can be quite uncomfortable.

In the end, I went back to my flat bars and attached the shown bar ends. Very adjustable