how can I make 2side texture in tranparrent/cutout/bump specular shader like nature/vegetation TwoPass shader

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how can I make 2side texture in tranparrent/cutout/bump specular shader like nature/vegetation TwoPass shader

I want to make Opposite site can see texturelike in MAYA or in nature/vegetation TwoPass shader

the Vegetation-TwoPassUnlit shader simply uses Cull Off to turn off backface culling. You can reference the TwoPassUnlit shader from the built-in Unity shaders resource:

http://unity3d.com/support/resources/assets/built-in-shaders