diff --git a/src/range_bounds_map.rs b/src/range_bounds_map.rs
index acd62b5..0417563 100644
--- a/src/range_bounds_map.rs
+++ b/src/range_bounds_map.rs
@@ -1421,6 +1421,23 @@ where
 	}
 }
 
+impl<I, K, V> FromIterator<(K, V)> for RangeBoundsMap<I, K, V>
+where
+	K: RangeBounds<I>,
+	I: Ord + Clone,
+{
+	#[trivial]
+	fn from_iter<T: IntoIterator<Item = (K, V)>>(iter: T) -> Self {
+		let mut output = RangeBoundsMap::new();
+
+		for (range_bounds, value) in iter {
+			output.insert_platonic(range_bounds, value).unwrap();
+		}
+
+		return output;
+	}
+}
+
 impl<I, K, V> Default for RangeBoundsMap<I, K, V>
 where
 	I: PartialOrd,
diff --git a/src/range_bounds_set.rs b/src/range_bounds_set.rs
index 17aefc1..1b9fc09 100644
--- a/src/range_bounds_set.rs
+++ b/src/range_bounds_set.rs
@@ -768,6 +768,23 @@ where
 	}
 }
 
+impl<I, K> FromIterator<K> for RangeBoundsSet<I, K>
+where
+	K: RangeBounds<I>,
+	I: Ord + Clone,
+{
+	#[trivial]
+	fn from_iter<T: IntoIterator<Item = K>>(iter: T) -> Self {
+		let mut output = RangeBoundsSet::new();
+
+		for range_bounds in iter {
+			output.insert_platonic(range_bounds).unwrap();
+		}
+
+		return output;
+	}
+}
+
 impl<I, K> Default for RangeBoundsSet<I, K>
 where
 	I: PartialOrd,
diff --git a/todo.md b/todo.md
index 15a5dd4..d17d8b4 100644
--- a/todo.md
+++ b/todo.md
@@ -10,6 +10,7 @@
   than doing it manually everywhere
 
 # Documentation
+
 - replace `RangeBounds` with `K` where applicatble in docs
 
 # features