Key Product Features. Pro Style Profile - Deep-fitted and structured for a clean, premium look Superior Cotton Twill - Soft, breathable, and naturally comfortable for all-day wear Exclusive Star Premium 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 Mesh Back - Provides enhanced airflow and breathability Plastic Snap - Premium durable closure for a secure fit and easy adjustment Standard Cotton Twill Sweatband - Provides soft, reliable comfort all day long