Write SQL query to solve given problem: What are the total sales of the accumulated orders of Hon Valutask Swivel Chairs in the West region?. Keep the solution inside sql tag ```sql [SQL-Query] ```
SELECT SUM(T1.Sales) FROM west_superstore AS T1 INNER JOIN product AS T2 ON T1.`Product ID` = T2.`Product ID` WHERE T2.`Product Name` = 'Hon Valutask Swivel Chairs' AND T1.Region = 'West'