Technology

Merrell Opti-Shellâ„¢

Merrell Opti-Shell™

Waterproof, breathable, and durable, Merrell Opti-Shell helps you optimize your time outside by keeping you dry from the inside out. Fully seam-sealed, our Opti-Shell garments are designed to completely repel rain and snow while allowing perspiration to escape, creating an internal climate that keeps you comfortable regardless of the weather outside.