If you love Kubsa's stitched blouses but need information on what size you need here is a handy size chart of the measurements on their round neck ready to wear blouses - 

(The measurements are in centimetres - please allow measurement tolerance of +/- 3.25 cm)  

Measurement Point  S M L XL XXL
Shoulder 35.50 35.50 38.00 40.75 43.25
Bust 86.25 96.50 106.75 114.25 122.00
Waist 73.75 81.25 89.00 96.50 101.50
Length 40.75 40.75 43.25 45.75 47.00
Sleeve Length 28.00 29.25 30.50 30.50 31.75
Sleeve Opening  28.00 30.50 33.00 35.50 38.00
Armhole Opening  40.75 45.75 48.25 50.75 53.25
Neck Depth  9.00 9.50 10.25 10.75 12.75
Neck Width 20.25 21.50 22.75 25.50 25.50
 Bicep 1" below armhole 34.25 35.50 36.75 40.00 42.00