OTTO CAP OTTO SNAP 5 Panel Pro Style Snapback Hat , Flex Bill Visor with Trendy Rope Soft TPU Closure , Key Product Features. Polyester Pongee Fabric - Smooth, lightweight material with a refined finish Exclusive Star Product Line OTTO SNAP - Upgraded Flex Bill Visor allows customers to shape it according to their preference. Wear it flat for a modern street look or curved for a classic look 5mm Thick Rope - Rope detail across the front panel for a classic look Laser-Perforated Back - Water-drop perforations maximize ventilation for superior cooling Premium Interior - Branded OTTO buckram lining TPU Snapback - Premium closure with softer, flexible design for all-day wear Micro Mesh Standard Performance Sweatband - Moisture wicking technology for dry, all-day comfort