anki-3d-engine/ThirdParty/Bullet/data/tray/tray_textured2.urdf

<robot name="tabletop">
  <link name="base_link">
    <inertial>
      <origin rpy="0 0 0" xyz="0 0 0"/>
      <mass value="0"/>
      <inertia ixx="0" ixy="0" ixz="0" iyy="0" iyz="0" izz="0"/>
    </inertial>
    <visual>
      <origin rpy="0 0 0" xyz="0 0 0"/>
      <geometry>
        <mesh filename="tray_textured2.obj" scale="0.5 0.5 0.5"/>
      </geometry>
      <material name="tray_material">
        <color rgba="1 1 1 1"/>
      </material>
    </visual>
    <collision>
      <origin rpy="0 0 0" xyz="0 0 0"/>
      <geometry>
        <mesh filename="tray_textured2.obj" scale="0.5 0.5 0.5"/>
      </geometry>
    </collision>
  </link>
</robot>