This exhibition shows how artists in the past and present have used transparent materials, forms and ideas about transparency to explore how we see and experience the world. (victoria-miro.com)
He works with transparent materials and unusual textures, attending to both the inside and outside of the sculptures. (theculturetrip.com)
The company added that for the rear window opening, a clear glass plate or other transparent material could be used. (ibtimes.com)