Lune de jour/Couloir 1 Rock Climbing is best for sport routes.
A great place if you climb:
5.10
6b
20.0
VII-
19.0
E2 5b
Best if you climb at least:
5.11c
6c+
24.0
VIII-
24.0
E4 6a
The average route length is:
62 feet long
An OK place for slab climbing
A bad place for chimney climbing
A great place for overhang climbing