---
title: "VRayMtl"
canonical: "https://documentation.chaos.com/space/VRAYUNREAL/116558156/VRayMtl"
format: markdown
---
<span style="color: #000000">This page provides an overview of the VRayMtl and its parameters.</span>


## **Overview**

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## **UI Paths**

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You can create a **VRayMtl** through the **||Content Browser|| > Add New > V-Ray > VRayMtl** or from **||Content Browser|| > Add New > V-Ray > VRay Material Instance > Parent Material > VRayMtl.**






## **VRayMtl Parameters**

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> ✅ To use it you must also set the** Blend Mode **in the** Material Property Overrides **to** Alpha Composite**.


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> ✅ We suggest when using SelfIllumination to set the** Blend Mode **in the** Material Property Overrides **to **Opaque**.



> ✅ To use it you must also set the** Blend Mode **in the** Material Property Overrides **to **Translucent** or **Alpha Composite**. Due to Unreal Engine's limitation when using **Translucent** blending mode and **Two Sided** enabled, back faces on two-sided geometry may appear front. To resolve this when using **Opacity Tex **uncheck the **Two Sided **option.


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> ✅ To use it you must set the **Shading Model **in the** Material Property Overrides** to **Clear Coat**.


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> ✅ To use it you must set the **Shading Model **in the** Material Property Overrides** to **Two Sided Foliage**.