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The Smith Shift MAG is a large sport shield built for cycling and fast outdoor use. Its standout feature is the MAG lens system: magnets plus a mechanical latch let you swap lenses in seconds without tools. The oversized rectangular shield gives wide coverage and good wind protection, and the photochromic lens option adapts to changing light. Owners rate it highly for fit and clarity, though some find the frame bulky and the lens swap stiffer than expected.
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Lowest price we've seen: $157.00 on Nov 11 at SmartBuyGlasses.com. Tracked across 13 stores since Nov 11.
Owners rate the Shift MAG very highly, praising the wide coverage, secure fit and easy lens changes. Criticism centers on the bulky size and a lens swap that is not as instant as the magnets suggest.


