diff --git a/src/main/java/de/mineking/javautils/ID.java b/src/main/java/de/mineking/javautils/ID.java
index 09c12b1..9624416 100644
--- a/src/main/java/de/mineking/javautils/ID.java
+++ b/src/main/java/de/mineking/javautils/ID.java
@@ -75,7 +75,7 @@ public static ID decode(@NotNull byte[] data) {
 
 	@NotNull
 	public String asString() {
-		return toString().substring(2); //Remove 2 leading zeros
+		return toString(data).substring(2); //Remove 2 leading zeros
 	}
 
 	@NotNull
@@ -97,8 +97,13 @@ public boolean equals(Object obj) {
 		return obj instanceof ID i && Arrays.equals(data, i.data);
 	}
 
+	@Override
+	public int hashCode() {
+		return Arrays.hashCode(data);
+	}
+
 	@Override
 	public String toString() {
-		return toString(data);
+		return asString();
 	}
 }