One unused lens Can handle all weather conditions from sunny to cloudy to snowy MFI compatible Please check the condition in the photos. Please refrain from purchasing if you are sensitive. No returns, no refunds, no complaints (3N). Anon's flagship goggle, the Sync MAG, a brand under Burton. Its biggest feature is the magnetic MAG lens system. You can quickly change lenses even with gloves on, which is especially advantageous on days with changing weather or when you can't read the conditions from the start. This is a flat lens type. It is characterized by minimal distortion and excellent visibility of bumps and unevenness on the snow surface. This provides confidence when edging during carving or choosing lines in tree runs and powder. The field of vision is wide, and the frame is unobtrusive. In terms of other brands, it is in the same class as Oakley Flight Deck (M2/M3), Smith Squad MAG / I/O MAG, and DICE BANK. Among these, the Sync has a good fit and integrates well with helmets. It is compatible with Burton helmets as well as helmets from other manufacturers. It is also an MFI compatible model, making it suitable for those who prioritize integration with face masks. A versatile goggle that can be used for a wide range of activities, including free riding, carving, powder, and backcountry. Recommended for those who prioritize visibility and practicality. Keywords #SONAR #mag #smith #i/o #squad #MFI #WM1 #WM2 #WM3 #M2 #M3 #M4 #M4s #bank #dice #bank #ridgeline G1-25308-M9000