A Roman Coolus type helmet dating to the mid 1st Century CE. : r/ancientrome
Stainless steel coolus Roman helmet for SCA “Cassius” for sale | Medieval helmets store ArmStreet.com. Available in: stainless, mirror polishing, satin polishing :: by medieval store ArmStreet
Monkey Depot - Helmet: Kaustic Plastik Coolus Helm Type C
By The Sword, Inc. - Roman Coolus G Helm AH-6308-N