diff --git a/nalgebra-glm/Cargo.toml b/nalgebra-glm/Cargo.toml
index aa072ade..e5de7b77 100644
--- a/nalgebra-glm/Cargo.toml
+++ b/nalgebra-glm/Cargo.toml
@@ -14,17 +14,27 @@ license = "BSD-3-Clause"
 
 [features]
 
+## Default to produce opengl compatible matrices and conventions
 default = ["opengl_projection"]
 
+## Produce projection matrices and default to coordinate space behaviour that is compatible with OpenGL's NDC space
 opengl_projection = ["right_hand_default", "negone_to_one_clip_default"]
+
+## Produce projection matrices and default to coordinate space behaviour that is compatible with Vulkan's NDC space
 vulkan_projection = ["right_hand_default", "zero_to_one_clip_default", "projection_y_flip"]
+
+## Produce projection matrices and default to coordinate space behaviour that is compatible with DirectX's NDC space
 directx_projection = ["left_hand_default", "zero_to_one_clip_default"]
 
+## Applies an implicit `mat[(1,1)] *= -1` to all projection matrices. Essentially flips the output of using the matrix
+## about the x axis (vertical flip)
 projection_y_flip = [] 
 
+## Whether to default to left hand (DirectX) or right hand (OpenGL/Vulkan) coordinate system behaviour
 left_hand_default = []
 right_hand_default = []
 
+## Whether to default to 0 to 1 depth range (DirectX, Vulkan, Metal) or -1 to 1 (OpenGL) behaviour
 zero_to_one_clip_default = []
 negone_to_one_clip_default = []