---
title: 📇 Understanding the Composer Inventory Structure
description: This article explains the four key item types in Composer—Products, Bundles, Packages, and Modifiers—and how they relate to each other in your inventory.
---

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# 📇 Understanding the Composer Inventory Structure

## This article explains the four key item types in Composer—Products, Bundles, Packages, and Modifiers—and how they relate to each other in your inventory.

### At a glance

 Composer uses four key item types: **Products, Bundles, Packages, and Modifiers**.

- **Products** are single items (e.g. 1 doughnut). 
- **Bundles** group multiple products together (e.g. Box of 6 Doughnuts). 
- **Packages** are more complex and can include both **bundles and individual products**. 
- **Modifiers** are optional add‑ons or customisations (e.g. sprinkles, add fries). 

Understanding these helps you set up inventory correctly and import items into Composer in the right way. 

### Products – your basic building blocks

Products are **individual items** that represent a single unit you sell.

**Examples**

- Chocolate Doughnut
- Plain Bagel
- Bacon and Egg Bap

**How they’re used**

- Products form the **foundation** of your inventory. 
- Bundles and packages are built **on top of** products.
  
   

You normally **import products first** into Composer before working with bundles or packages.

### Bundles – grouped products to streamline prep

Bundles are items made up of **multiple individual products**. They are designed to simplify preparation and packing for your team.

 

**Examples**

- **Box of 6 Doughnuts** – bundle of six single doughnuts, bundles will have list of your products where you can set the quantity of each to build/make up your bundle.
- **Chicken Box Meal Deal** – bundle that includes: 
    - 200g Chicken
    - Crisps
    - Drink

**Why they matter**

- Make it easier for chefs and packers to see **exactly which components** are needed. 
- Improve **speed and accuracy** when preparing set meals or mixed boxes.

**📝 Setup Note**

Bundles must be ***imported differently from products*** and need extra setup in Composer.

 

### Packages – complex combinations for events/catering

Packages are more complex items that can contain **both bundles and individual products**.

Think of them as “packages for events” – ideal for catering or multi-part orders where you want everything grouped under a single item.

**Example** (typical use case)

- **Christmas Hamper** might include: 
    - 1 x **Box of 6 Doughnuts** (bundle)
    - 1 x **1L Wine Bottle** (product)
    - 1 x **500g Honey** (product)

**Why they matter**

- Perfect for **catering packages, hampers, or seasonal offers** that mix sets and single items.
  
   
- Keep complex offers organised while still giving production a clear breakdown of what to prepare.

**📝 Setup Note**

Like bundles, packages *require special setup* and a separate **import process** into Composer.

 

### Modifiers – optional extras and customisations

Modifiers are **optional add‑ons** or customisations you attach to products or bundles.

**Examples with products**

- Product: Chocolate Doughnut 
    - Modifier: Sprinkles

**Examples with bundles**

- Bundle: Chicken Box Meal 
    - Modifier: Add Fries

**Why they matter**

- Give customers flexibility to **upgrade or customise** their order.
- Help you upsell extras in a structured, trackable way.

Modifiers are managed and imported separately, for more details, see:

[**Composer - Importing Products with Modifiers**](https://support.slerp.com/knowledge/composer-importing-products-with-modifiers?hsLang=en)

### How these item types work together

To set up a clean Composer inventory:

1. **Start with Products** – create and import the basic items.
   
    
2. **Add Bundles** – create sets that group products for easier prep.
   
    
   
    
3. **Add Packages** – build more complex offers that can include bundles + products.
   
    
   
    
4. **Attach Modifiers** – layer on optional extras where needed.
   
    

This structure ensures Composer can:

- Generate accurate **production summaries.**
- Show exactly what needs to be **prepared and packed.**
- Support more advanced setups like **catering and hampers.**

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