These are genuine replacement lenses for the Smith Shift Split MAG Sunglasses.
The Smith MAG system lets you replace compatible sunglass lenses quickly and easily so you can always have right specs for your style or road conditions.
B-Stock - This product has one or more B-Stock units available. These units can be purchased at a discount (see option select). B-Stock units were returned from other customers and may have missing or damaged packaging materials. These units are otherwise as new. The full manufacturer warranty applies. Click Here for more information.
Mfg PartNum: 421074LEN0099
PhotoChromic Clear to Gray
Mfg PartNum: 421074LEN003Q