diff --git a/descriptions/additional/4C_WPM_SEA_description.pdf b/descriptions/additional/4C_WPM_SEA_description.pdf
new file mode 100644
index 0000000000000000000000000000000000000000..c062eee21572bc0362c158e07ccfa66a89c66d86
Binary files /dev/null and b/descriptions/additional/4C_WPM_SEA_description.pdf differ