This is an original vintage 5 piece Cylinda Line Stainless Steel cruet set designed by Arne Jacobsen and made by Danish manufacturers Stelton of Denmark.  Made of 18/8 stainless steel in a sleek and modern form, this set was designed in the 60's by Arne Jacobsen for his Cylinda Line.   It includes the mustard pot with lid, tray and salt and pepper shakers (the stoppers are not included).  The set is in excellent condition with no damage or signs of use and fully marked on the bottom of the tray.  
The iconic Cylinda Line won both the Danish Design Council's ID prize and the American Institute of Interior Designers' International Award and was purchased by Museum of Modern Art for their permanent collection.  Any questions, please email.  Thanks!
Measurements are:
TRAY  – 4 inches diameter, 
MUSTARD POT w/LID – 2 inches diameter x 1 5/16 inches high, 
SALT – 1 inch diameter x 2 1/2 inches high, 
PEPPER – 1 1/4 inch diameter x 2 inches high.