# BOM- Bill of Materials

Bill of Materials in P4 Warehouse is for the area of production withing the WMS

After creating a new [Product ](/p4warehouse-english/miscellaneous/products.md)select the attribute "Bill of Materials" You will see a new option below the attributes area to add the sub-components to the Bill of Materials.

![P4 Warehouse Bill of Materials for Production](/files/-MezOCYuTK-m0ArriRI1)

After adding the sub-components click the update button in the top right corner to save your changes.

{% hint style="warning" %}
Production is the process of converting raw goods into a new SKU.
{% endhint %}

{% hint style="success" %}
P4 Warehouse includes Product Bundle for non-production groups of products. 

Example: 

A dining room set that includes a table base, tabletop and four chairs is a Product Bundle

Example: Making bread from raw goods is production.
{% endhint %}


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