Speedo training swimming goggles - Biofuse 2.0 - Black/greenA really comfortable and convenient pair of swiim goggles for the fitness swimmer or the less serious swimmer. Speedo Biofuse indeed combines high comfort with high flexibility, so you achieve a perfect fit that neither hurts nor leaves marks. If you look around the swimming hall, you will quickly notice that Speedo Biofuse is very popular and used by many fitness swimmers. This is due in part to its good and comfortable fit around the eyes, so one