POLYURETHANE-99 is graded A (Safe) by Expert·ING, based on COSING regulatory data.

POLYURETHANE-99

Safety grade: A

This synthetic polymer creates a flexible, lightweight film on skin and hair. It's commonly used in makeup, nail polish, and styling products to improve texture, provide long-lasting wear, and help products stick around longer without feeling heavy or stiff.

Graded using: COSING.

Last verified: June 9, 2026