adidas adizero Feather 2
The lightest model on the market, it comes with SPRINTWEB, a thin mesh that gives great support and breathability so your feet don’t stink after a long run.
$179 from the adidas Sports Performance Concept Store.
New Balance Minimus Ionix 3090
This has a plush underfoot feel and provides great flexibility—all at under 190 grams.
$155 from the New Balance Concept Store.
Nike Free 3.0
Besides being the lightest model in the Free series, this pair also sports injury-prevention features like rubber inserts in high-wear zones.
$113.40-189 from Nike.