diff --git a/src/sfizz/CCMap.h b/src/sfizz/CCMap.h
index 6da0940f..5d8b6e7f 100644
--- a/src/sfizz/CCMap.h
+++ b/src/sfizz/CCMap.h
@@ -26,10 +26,23 @@
 #include <map>
 
 namespace sfz {
+/**
+ * @brief A simple map that holds ValueType elements at different indices, and can return a default one
+ * if not present. Used mostly for CC modifiers in region descriptions as to store only the CC modifiers
+ * that are specified in the SFZ file rather than a gazillion of dummy "disabled" modifiers. The default
+ * value is set on construction.
+ *
+ * @tparam ValueType The type held in the map
+ */
 template <class ValueType>
 class CCMap {
 public:
     CCMap() = delete;
+    /**
+     * @brief Construct a new CCMap object with the specified default value.
+     *
+     * @param defaultValue
+     */
     CCMap(const ValueType& defaultValue)
         : defaultValue(defaultValue)
     {
@@ -38,6 +51,12 @@ public:
     CCMap(const CCMap&) = default;
     ~CCMap() = default;
 
+    /**
+     * @brief Returns the held object at the index, or a default value if not present
+     *
+     * @param index
+     * @return const ValueType&
+     */
     const ValueType& getWithDefault(int index) const noexcept
     {
         auto it = container.find(index);
@@ -48,6 +67,12 @@ public:
         }
     }
 
+    /**
+     * @brief Get the value at index key or emplace a new one if not present
+     *
+     * @param key the index of the element
+     * @return ValueType&
+     */
     ValueType& operator[](const int& key) noexcept
     {
         if (!contains(key))
@@ -55,8 +80,27 @@ public:
         return container.operator[](key);
     }
 
+    /**
+     * @brief Is the container empty
+     *
+     * @return true
+     * @return false
+     */
     inline bool empty() const { return container.empty(); }
+    /**
+     * @brief Returns the value at index with bounds checking (and possibly exceptions)
+     *
+     * @param index
+     * @return const ValueType&
+     */
     const ValueType& at(int index) const { return container.at(index); }
+    /**
+     * @brief Returns true if the container containers an element at index
+     *
+     * @param index
+     * @return true
+     * @return false
+     */
     bool contains(int index) const noexcept { return container.find(index) != container.end(); }
     typename std::map<int, ValueType>::iterator begin() { return container.begin(); }
     typename std::map<int, ValueType>::iterator end() { return container.end(); }
@@ -65,4 +109,4 @@ private:
     std::map<int, ValueType> container;
     LEAK_DETECTOR(CCMap);
 };
-}
\ No newline at end of file
+}