This is a 60 x 60 mm glass solar cell. The back has tabs for connection. It is reported as 4.5 / 90 mA, but that is probably not realistic in Dutch wheather conditions. Each panel is coated with a clear "tough plastic" coating making it envionmentally protected and very hard to break.
This is a surplus product. It was obtained from a surplus store, from an inventory or from any other secondary source. You can expect this product to be in good working condition, but it can show signs of being handled, shipped, repackaged etc. The supply of a surplus article can suddenly run out, or the price can change. Get it while it is available.