Rough shelf dimensions: 
41cm high 
47cm wide 
4cm deep 

Shelf: Widest point: 13cm 
Smallest point: 9cm 
Gap between the shelf to the top of the hexagon: 10cm. 

Stained dark oak. 

Self assembly required. Comes flat packed with wall mounting kit, which includes: 
2 x shelf screws 
2 x shelf to wall brackets 
2 x dowels 
2 x plasterboard plugs 
2 x wall screws 
If your shelves are going into a thick brick wall, plasterboard plugs will not be needed.