Vintage starched detachable collar. Made by Collars Ltd, style 2 (semi-stiff). Probably made in the 1940s or 1950s.
You will need a pair of collar studs to fix this collar to your tunic shirt. These studs are NOT included, but are available separately (the stud in the pictures is just for display).
Size: Collar size 16 (to fit shirt size 15.5).
Condition: Vintage collar, several decades old, but in excellent condition. Original owner's laundry mark inside.