EditText with material design

material_edit_text.xml

<android.support.design.widget.TextInputLayout
                android:layout_width="match_parent"
                android:layout_height="wrap_content">
  
                <EditText
                    android:id="@+id/etThink"
                    android:layout_width="match_parent"
                    android:layout_height="wrap_content"
                    android:hint="what do you think?"
                    />
                    
</android.support.design.widget.TextInputLayout>