OTTO CAP OTTO FLEX Fitted 6 Panel Low Profile Style Baseball Cap, Unmatched Flex with Superior Stretchable T8 Polyester Twill. Low-Fitting design for a casual and classic style Exclusive Star Product Line OTTO FLEX Crafted with elastic fabrics for enhanced stretchability, they adapt to various head sizes for a snug, comfortable fit Premium T8 Stretchable Polyester Twill provides enhanced stretchability compared to T4 fabric Twill pattern on both sides provides a finer texture, offering a smoother, high-end feel Moisture Wicking and UV-resistant fabric for all-day comfort and protection Structured Firm Front Panels with Buckram provide a sturdy and defined shape Seamed Front Panels provide durability and a stable surface for your artwork The enclosed back offers a clean and sleek appearance Grey Undervisor for a stylish, and classic look Stretchable Performance Sweatband with Moisture Wicking, Anti-Odor, and Antibacterial benefits