This is the luxurious "Bakst" silk reference by Designers Guild, available here in the Noir colorway.
 
Retails: £118.00/m
Only one available
 
Measures: 139cmW x 115cmL
 
Composition: 68% Cotton 32% Silk
 
Its official description is: "A contemporary striped silk weave in brilliant colours with a soft washed finish. Distinctive spirals create depth within the bands of energetic tone. A favourite silk for its fusion modern Classicism."