Designed for the purist waterman, the Blueline Sideline Performance Boardshorts combine vintage surf heritage with cutting-edge fabric tech. Featuring a sleek, classic silhouette and engineered for maximum mobility, these shorts are built to handle everything from intense paddle sessions on the Intracoastal to casual dockside lunches at Guanabanas. The Sideline features an 18-inch outseam, offering a modern, slightly shorter vintage fit that rests perfectly above the knee for zero restriction when moving. Packed with premium 4-way stretch fabric, a secure velcro fly, and a durable velcro back pocket, they deliver premium comfort and security whether you’re diving into the surf or navigating a choppy boat day. Why They’re Built Different: Premium 4-Way Stretch: High-flex fabric engineered to eliminate restriction and prevent chafing during active saltwater use. Classic Velcro Fly: Secure, traditional closure system built to withstand heavy movement and stay locked in. Secure Velcro Back Pocket: Heavy-duty rear storage to keep your essential gear secure while on the water. Athletic 18" Outseam: A slightly shorter, timeless surf cut that maximizes leg movement and dries rapidly. Perfect For: Surf & Paddle Sessions | Boat Days | Sandbar Hangouts | Dockside Dining