Freestyle swimming goggles are designed for competitive and fitness swimmers who perform the front crawl, or freestyle stroke. They typically have a low-profile design to minimize drag in the water. Here are some key features to look for in freestyle swimming goggles: Low-profile lenses: These sit close to your face to reduce drag and provide a wide field of view. Comfortable fit: Look for goggles with a soft silicone eye gasket that conforms to the shape of your face for a watertight seal. An adjustable head strap is also important for a secure and comfortable fit. Anti-fog coating: This helps to prevent the lenses from fogging up, ensuring clear vision underwater. UV protection: Look for goggles that offer UVA and UVB protection to shield your eyes from the sun's harmful rays.