Select Items: Choose the items you want to purchase and add them to your cart on the Jahez KSA website.
Apply Coupon: During the checkout process, look for a field labeled "Coupon Code" or similar. Enter the coupon code you have in this field.
Redeem: Click on "Apply" or a similar button next to the coupon code field to redeem your coupon. The discount should be applied to your order total if the coupon is valid and meets any terms and conditions.