Two millimeters thickness Material: High Standard Anti Corrosion Stainless steel 304 Silica gel nozzles for easy clean Water Saving: Using German technology allows low water pressure to operate large scale rain showers. The innovative system allows the rain shower to function under 0.05Mpa instead of the standard 0.2Mpa Dimensions: 200*200*2mm, 250*250*2mm, 300*300*2mm, 400*400*2mm, 500*500*2mm, 300*200*2mm, 400*250*2mm, 550*350*2mm