> ## Documentation Index
> Fetch the complete documentation index at: https://help.wtpbiz.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Sizes

> Set up neon sign size tiers and the pricing for each size.

## Size Tiers

Go to **Sizes**. Each size tier sets the sign's dimensions and how its price is calculated.

<Frame>
  <img src="https://mintcdn.com/wtpbizpvtltd/Q-O3cgel313G2gJo/images/neon-sizes.png?fit=max&auto=format&n=Q-O3cgel313G2gJo&q=85&s=39bcf30effb504d03ef129e756d225cf" alt="Size Tiers table" width="1600" height="902" data-path="images/neon-sizes.png" />
</Frame>

| Column | Description |
| - | - |
| **Size Name** | Name customers see (e.g., Small, Medium). A **Most Popular** tag can be shown on one size. |
| **Height (cm)** | Letter height of the sign |
| **Max Width (cm)** | Widest the sign can be at this size |
| **Base Price** | Starting price for this size |
| **Per Letter** | Added for each letter |
| **Per Space** | Added for each space |
| **Status** | Active sizes are shown to customers |

Drag the handle to reorder sizes. Click **Edit** or **Delete** to change a size.

## How the Price Is Calculated

Price = **Base Price** + (**Per Letter** × letters) + (**Per Space** × spaces), plus any color upcharge, [add-ons](/neon/add-ons-backing) and [backing style](/neon/add-ons-backing#backing-styles). The price updates live as the customer types.

## Add a Size

<Frame>
  <img src="https://mintcdn.com/wtpbizpvtltd/Q-O3cgel313G2gJo/images/neon-add-size.png?fit=max&auto=format&n=Q-O3cgel313G2gJo&q=85&s=ba82e790ddc5c1780c5cc3e5b7ccc445" alt="Add Size form" width="1600" height="902" data-path="images/neon-add-size.png" />
</Frame>

1. Click **+ Add Size**.
2. Enter the **Size Name**, **Height (cm)** and **Max Width (cm)**.
3. Enter **Base Price**, **Per Letter** and **Per Space** prices.
4. Set **Max Characters** for this size.
5. Choose the **Status** (Active or Inactive).
6. Optionally tick **Mark as "Most Popular"**.
7. Click **Save**.

<Note>
  Prices are in your store currency. The measurement unit can be changed in [Settings](/neon/settings).
</Note>