---
title: "Object Properties"
url: "https://help.maxon.net/c4d/en-us/Content/html/TP_PARTICLEGEOMETRY-ID_OBJECTPROPERTIES.html"
section_path: "Thinking Particles > TP Geometry > Object Properties"
element_id: "TP_PARTICLEGEOMETRY"
group_id: "ID_OBJECTPROPERTIES"
description: "When the TP object is selected, its settings will be displayed in the Attribute Manager. Drag the name of any particle group from the Thinking Particles …"
---

## Object Properties

### Particle Group

Parameter ID: `PGEOM_LINK`

### Sub Groups

Parameter ID: `PGEOM_SUBGROUPS`

When the TP object is selected, its settings will be displayed in the **Attribute Manager**. Drag the name of any particle group from the Thinking Particles Settings and drop it into the Particle Group box. If Sub Groups is enabled, the sub-groups of the chosen object will also be assigned to the particle group.

The actual link to geometry is made using the [PShape Node](https://help.maxon.net/c4d/en-us/Content/html/OP_OBJECTSHAPE.html.md).

More information regarding linking objects and particles can be found in the [PShape Node](https://help.maxon.net/c4d/en-us/Content/html/OP_OBJECTSHAPE.html.md) section.