# `Stripe.Params.Checkout.SessionCreateParams.LineItems`
[🔗](https://github.com/jeffhuen/tiger_stripe/blob/main/lib/stripe/params/checkout/session_create_params.ex#L606)

Nested parameters.

# `t`

```elixir
@type t() :: %Stripe.Params.Checkout.SessionCreateParams.LineItems{
  adjustable_quantity:
    Stripe.Params.Checkout.SessionCreateParams.LineItems.AdjustableQuantity.t()
    | nil,
  dynamic_tax_rates: [String.t()] | nil,
  metadata: %{required(String.t()) => String.t()} | nil,
  price: String.t() | nil,
  price_data:
    Stripe.Params.Checkout.SessionCreateParams.LineItems.PriceData.t() | nil,
  quantity: integer() | nil,
  tax_rates: [String.t()] | nil
}
```

* `adjustable_quantity` - When set, provides configuration for this item’s quantity to be adjusted by the customer during Checkout.
* `dynamic_tax_rates` - The [tax rates](https://docs.stripe.com/api/tax_rates) that will be applied to this line item depending on the customer's billing/shipping address. We currently support the following countries: US, GB, AU, and all countries in the EU. You can't set this parameter if `ui_mode` is `custom`.
* `metadata` - Set of [key-value pairs](https://docs.stripe.com/api/metadata) that you can attach to an object. This can be useful for storing additional information about the object in a structured format. Individual keys can be unset by posting an empty value to them. All keys can be unset by posting an empty value to `metadata`.
* `price` - The ID of the [Price](https://docs.stripe.com/api/prices) or [Plan](https://docs.stripe.com/api/plans) object. One of `price` or `price_data` is required. Max length: 5000.
* `price_data` - Data used to generate a new [Price](https://docs.stripe.com/api/prices) object inline. One of `price` or `price_data` is required.
* `quantity` - The quantity of the line item being purchased. Quantity should not be defined when `recurring.usage_type=metered`.
* `tax_rates` - The [tax rates](https://docs.stripe.com/api/tax_rates) which apply to this line item.

---

*Consult [api-reference.md](api-reference.md) for complete listing*