Key Product Features. Low Profile - Shallow crown for a relaxed, casual fit Polyester Pro Mesh - Lightweight, high-performance mesh fabric built for airflow, comfort, and durability Structured Front Panels - Full buckram construction delivers a firm, defined shape that holds its form Enclosed Back - Clean, fitted design for a streamlined look OTTO FLEX Stretchable Sweatband - A snug, flexible fit with antibacterial, anti-odor and moisture wicking properties U.S. Patent 6,347,410 This Style Replaces 11-914
