Nomex Lightweight Hood: 3 ounce 100% NomexA(R) Approximately 18" (45cm) Made in North America Size: One size fits all Nomex Heavyweight Hood: 8 ounce 100% NomexA(R) 15" length (37.5cm) Made in North America Size: One size fits all Nomex Heavyweight Hood with flared bib: 8 ounce 100% NomexA(R) Approximately 18" (45cm) flared Made in North America Size: One size fits all