
1) Certification mark
Found on
https://www.crosswordclues.com/clue/woolmark

Woolmark is a trademark owned by Australian Wool Innovation Limited (AWI). AWI licenses this trademark to be used by affiliated vendors on their products as an assurance that the product conforms to a set of standards laid by the organization. AWI claims that the mark is employed on textile products as an assurance that the product is made of 100%...
Found on
http://en.wikipedia.org/wiki/Woolmark

Internationally recognized symbol that can only be used on products containing 100-percent wool.
Found on
http://www.sheepusa.org/
No exact match found.