diff --git a/libs/xassets/xphysmass.cpp b/libs/xassets/xphysmass.cpp
new file mode 100644
index 0000000..7205e16
--- /dev/null
+++ b/libs/xassets/xphysmass.cpp
@@ -0,0 +1,27 @@
+#include "xphysmass.h"
+
+XPhysMass::XPhysMass()
+    : XAsset()
+    , mCenterOfMass()
+    , mMomentsOfInertia()
+    , mProductsOfInertia()
+{
+    
+}
+
+XPhysMass::~XPhysMass()
+{
+    
+}
+
+void XPhysMass::ParseData(QDataStream *aStream)
+{
+    
+}
+
+void XPhysMass::Clear()
+{
+    mCenterOfMass = QVector3D();
+    mMomentsOfInertia = QVector3D();
+    mProductsOfInertia = QVector3D();
+}
diff --git a/libs/xassets/xphysmass.h b/libs/xassets/xphysmass.h
new file mode 100644
index 0000000..cf11957
--- /dev/null
+++ b/libs/xassets/xphysmass.h
@@ -0,0 +1,23 @@
+#ifndef XPHYSMASS_H
+#define XPHYSMASS_H
+
+#include "xasset.h"
+
+#include <QVector3D>
+
+class XPhysMass : public XAsset
+{
+public:
+    XPhysMass();
+    ~XPhysMass();
+
+    virtual void ParseData(QDataStream* aStream) override;
+    virtual void Clear() override;
+
+private:
+    QVector3D mCenterOfMass;
+    QVector3D mMomentsOfInertia;
+    QVector3D mProductsOfInertia;
+};
+
+#endif // XPHYSMASS_H