Here is a two piece desktop string holder and dispenser from Domopak International, Italy in white. There is a cutter at the top. Measures 3-5/8" height by 3” diameter. eBay item 311456953409 sold for $13.95.
Two piece plastic string holder with a ball of string.
Side and front views of string holder.
Base of string holder, with imprint which reads:
in a circle around the edge of the base
DOMOPAK INTERNATIONAL ⋅ PATENT AND TRADEMARK ⋅ MADE IN ITALY
and with centered instructions
INSERITE I GOMITOLI DOMOPAK
PUT DOMOPAK STRING BALLS
METTEZ LES PELOTES DOMOPAK
FÜGEN SIE DOMOPAK-KNÄUEL MIT EIN