diff --git a/Graph/Edge.cs b/Graph/Edge.cs
index 26faf6f..b834a4e 100644
--- a/Graph/Edge.cs
+++ b/Graph/Edge.cs
@@ -1,22 +1,18 @@
 namespace Graph
 {
-    public struct Edge
+    public class Edge
     {
         public ulong id { get; }
         public Node neighbor { get; }
-        public float weight { get; }
-        public Edge(Node neighbor, float weight)
-        {
-            this.neighbor = neighbor;
-            this.weight = weight;
-            this.id = 0;
-        }
+        public float time { get; }
+        public float distance { get; }
 
-        public Edge(Node neighbor, float weight, ulong id)
+        public Edge(Node neighbor, float time, float distance, ulong? id)
         {
             this.neighbor = neighbor;
-            this.weight = weight;
-            this.id = id;
+            this.time = time;
+            this.distance = distance;
+            this.id = (id != null) ? id.Value : 0;
         }
     }
 }