The full expense that a user will bear before and after purchase is reflected on the checkout page - the total amount is the item price + shipping fare + sales tax. 
The full final price customers pay is calculated automatically on the checkout page.

We accept all major credit/debit cards payment such as Visa, Mastercard, American Express and Discover. We also accept PayPal, Amazon Pay and Apple Pay.

Sales Tax:

Sales Tax is added in product price and paid during the check-out.

The Final price will be shown at the check-out