diff --git a/src/main/java/com/sonicether/soundphysics/Config.java b/src/main/java/com/sonicether/soundphysics/Config.java
index 5a880d34..045043ae 100644
--- a/src/main/java/com/sonicether/soundphysics/Config.java
+++ b/src/main/java/com/sonicether/soundphysics/Config.java
@@ -113,19 +113,19 @@ private void syncConfig() {
 				"If true, enables a simpler technique for determining when the player and a sound source share airspace. Might sometimes miss recognizing shared airspace, but it's faster to calculate.");
 
 		// material properties
-		stoneReflectivity = this.forgeConfig.getFloat("Stone Reflectivity", categoryMaterialProperties, 1.0f, 0.0f,
+		stoneReflectivity = this.forgeConfig.getFloat("Stone Reflectivity", categoryMaterialProperties, 0.95f, 0.0f,
 				1.0f, "Sound reflectivity for stone blocks.");
-		woodReflectivity = this.forgeConfig.getFloat("Wood Reflectivity", categoryMaterialProperties, 0.4f, 0.0f, 1.0f,
+		woodReflectivity = this.forgeConfig.getFloat("Wood Reflectivity", categoryMaterialProperties, 0.7f, 0.0f, 1.0f,
 				"Sound reflectivity for wooden blocks.");
 		groundReflectivity = this.forgeConfig.getFloat("Ground Reflectivity", categoryMaterialProperties, 0.3f, 0.0f,
 				1.0f, "Sound reflectivity for ground blocks (dirt, gravel, etc).");
-		plantReflectivity = this.forgeConfig.getFloat("Foliage Reflectivity", categoryMaterialProperties, 0.5f, 0.0f,
+		plantReflectivity = this.forgeConfig.getFloat("Foliage Reflectivity", categoryMaterialProperties, 0.2f, 0.0f,
 				1.0f, "Sound reflectivity for foliage blocks (leaves, grass, etc.).");
-		metalReflectivity = this.forgeConfig.getFloat("Metal Reflectivity", categoryMaterialProperties, 1.0f, 0.0f,
+		metalReflectivity = this.forgeConfig.getFloat("Metal Reflectivity", categoryMaterialProperties, 0.97f, 0.0f,
 				1.0f, "Sound reflectivity for metal blocks.");
 		glassReflectivity = this.forgeConfig.getFloat("Glass Reflectivity", categoryMaterialProperties, 0.5f, 0.0f,
 				1.0f, "Sound reflectivity for glass blocks.");
-		clothReflectivity = this.forgeConfig.getFloat("Cloth Reflectivity", categoryMaterialProperties, 0.05f, 0.0f,
+		clothReflectivity = this.forgeConfig.getFloat("Cloth Reflectivity", categoryMaterialProperties, 0.25f, 0.0f,
 				1.0f, "Sound reflectivity for cloth blocks (carpet, wool, etc).");
 		sandReflectivity = this.forgeConfig.getFloat("Sand Reflectivity", categoryMaterialProperties, 0.2f, 0.0f, 1.0f,
 				"Sound reflectivity for sand blocks.");
diff --git a/src/main/java/com/sonicether/soundphysics/SoundPhysics.java b/src/main/java/com/sonicether/soundphysics/SoundPhysics.java
index a92deade..7b7e8c98 100644
--- a/src/main/java/com/sonicether/soundphysics/SoundPhysics.java
+++ b/src/main/java/com/sonicether/soundphysics/SoundPhysics.java
@@ -229,12 +229,11 @@ private static Vec3d getNormalFromFacing(final EnumFacing sideHit) {
 	}
 
 	private static Vec3d reflect(final Vec3d dir, final Vec3d normal) {
-		// dir - 2.0 * dot(normal, dir) * normal
-		final double dot = dir.dotProduct(normal);
+		final double dot2 = dir.dotProduct(normal) * 2;
 
-		final double x = dir.x - 2.0 * dot * normal.x;
-		final double y = dir.y - 2.0 * dot * normal.y;
-		final double z = dir.z - 2.0 * dot * normal.z;
+		final double x = dir.x - dot2 * normal.x;
+		final double y = dir.y - dot2 * normal.y;
+		final double z = dir.z - dot2 * normal.z;
 
 		return new Vec3d(x, y, z);
 	}
@@ -254,7 +253,7 @@ private static Vec3d offsetSoundByName(final double soundX, final double soundY,
 			offsetY = 0.1;
 		}
 
-		if (category == SoundCategory.BLOCKS || category == SoundCategory.RECORDS || name.matches(".*block.*")) {
+		if (category == SoundCategory.BLOCKS || name.matches(".*block.*")) {
 			// The ray will probably hit the block that it's emitting from
 			// before
 			// escaping. Offset the ray start position towards the player by the
@@ -279,8 +278,9 @@ private static Vec3d offsetSoundByName(final double soundX, final double soundY,
 
 	@SuppressWarnings("deprecation")
 	private static void evaluateEnvironment(final int sourceID, final float posX, final float posY, final float posZ) {
-		if (mc.player == null || mc.world == null || posY <= 0) {
-			// Menu clicks, posY <= 0 as a condition has to be there: Ingame
+		if (mc.player == null | mc.world == null | posY <= 0 | lastSoundCategory == SoundCategory.RECORDS
+				| lastSoundCategory == SoundCategory.MUSIC) {
+			// posY <= 0 as a condition has to be there: Ingame
 			// menu clicks do have a player and world present
 			setEnvironment(sourceID, 0.0f, 0.0f, 0.0f, 0.0f, 1.0f, 1.0f, 1.0f, 1.0f, 1.0f, 1.0f);
 			return;