KEY CHARACTERISTICS • Manufactured at four ISO 13485 certified manufacturing sites, providing global consistency and increased security of supply • Documented change control beyond CAS number, reducing risk of change • Non-phthalate and formulated without animal-derived substances • Available as concentrates or ready-to-use formulations in a wide range of polymers • Functionality and color can be combined in one product for convenience REGULATORY SUPPORT • Raw materials tested to: - ISO 10993-1 and USP biological evaluation - European Pharmacopeia 3.1.3/3.1.5 (polyolefin) - USP (polyethylene) - ICH Q3D elemental impurities • Registered Drug Master File (Type III) and/or Device Master File • Documentation support for approval or transition to comply with (new) regulations such as IVDR APPLICATION BULLETIN Healthcare use limitations apply—see below.

Avient Corporation 33587 Walker Road Avon Lake, OH 44012 1 AVIENT’S POSITION ON HUMAN RIGHTS July 2021 OUR COMMITMENT Avient is dedicated to conducting business ethically and with integrity, and our Position on Human Rights is part of our commitment to socially responsible business practices.

• Custom sizes, profiles, tooling design, and prototyping available for specific applications • Hollow profiles USES & APPLICATIONS • Hybrid body in white components • Structural mounting • Stress contoured leaf (elliptical, semi-elliptical, and cantilever) suspension springs For more information on our composite solutions for the automotive industry, please visit www.avient.com/composites or call 1-844-4AVIENT.

October 1, 2014 Dial-in number: Domestic: 1-866-543-6403                           International: 1-617-213-8896 Dial-in number: Domestic: 1-888-286-8010                           International: 1-617-801-6888

July 1, 2014 Dial-in number: Domestic: 1-866-543-6403                          International: 1-617-213-8896 Dial-in number: Domestic: 1-888-286-8010                           International: 1-617-801-6888

Domestic: 1-844-835-7433 International: 1-914-495-8589 Domestic: 1-855-859-2056

Domestic: 1-844-835-7433 International: 1-914-495-8589 Domestic: 1-855-859-2056

Domestic: 1-844-835-7433 International: 1-914-495-8589 Domestic: 1-855-859-2056

Dial-in number: Domestic: 1-844-835-7433                           International: 1-914-495-8589 Dial-in number: Domestic: 1-855-859-2056                           International: 1-404-537-3406 Media Contact: Kyle Rose Vice President, Corporate Communications PolyOne Corporation +1 440-930-3162 kyle.rose@avient.com

Corporate Media Relations North America     Kyle Rose     +1 (440) 930-3162     Kyle.Rose@avient.com Avient Investor Relations     Giuseppe (Joe) Di Salvo     +1 (440) 930-1921     Giuseppe.DiSalvo@avient.com     North America     Nicole DeChant     +1 (440) 930-1309     Nicole.DeChant@avient.com