@using PayPal.ButtonManager;
@{
var PackPurchase = BuyNowButton.Create(
    new HtmlButtonVariables { Business = "x@mydomain.com", ItemName = "My Product" },
    ButtonOptions.Create(
        ButtonOption.Create("Quantity",
            ButtonOptionItems.Create(
                ButtonOptionItem.Create("Single", price: "200.00", amount: "1"),
                ButtonOptionItem.Create("100 pack", price: "180.00", amount: "100")
            )
        )
    )
);