AMMO by MIG Enamel Earth & Mud Sets  - Enamel Splashes & Medium Density Mud for Modelling
Color:  Damp Soils

From the Manufacturer:

With this set you will have all necessary products used to recreate Mud & Splashes effects for damp or wet soils environments. Add the final touches of variable textures and colors to your model mixing the 3 products to create the most realistic effects. Apply with a brush or tool, manipulate or remove with a clean brush moist with thinner. These are enamel based products, so you will have time to rework, blend, and adapt to your desired result before it dries. This set includes the following mud products:

A.MIG-1701 THICK SOIL
A.MIG-1703 MOIST GROUND
A.MIG-1753 TURNED DIRT