Our Biofuse goggle just got better. Introducing Biofuse 2.0. Still featuring our best-selling Speedo Biofuse technology, our new goggle takes comfort and fit to the next level with a brand-new patent-pending push-button mechanism and super-soft seals with a new groove design. It’s everything you love about Biofuse - now even better. Still featuring our best-selling Speedo Biofuse technology for flexible comfort every time you swim. Super-soft seals with a new groove design, offering the same best selling fit. New flexible and strong internal frame design, stretches and adapts for a super-snug fit- and provides superior stability. Newly crafted lens shape, offering excellent peripheral vision. Features include a flexible frame that stretches and adapts to the nose and face contour, super-soft seals with a new groove design, and a low-profile strap with ergonomic split and interior texture. The push-button mechanism allows for easy adjustment.