FuelCell Flite-D Winter Boot and it’s packed with 600-fill-power

and it’s packed with 600-fill-power 100% Recycled Down (a blend of duck and goose down and waterfowl feathers reclaimed from down products) insulation

Gusseted crotch for freedom of moment

this shoe also incorporates a toe stitched rubber outsole for improved durability

Not liking the winning name of "The Michigan Staters"

FuelCell Flite-D Winter Boot and it’s packed with 600-fill-powerA high performance track spike with a propulsive FuelCell midsole and removable spikes. Features FuelCell foam delivers a propulsive feel to help drive you forward 6 pin pebax spike plate built for distances 400m 5000m Removable spikes for easy replacement 139 grams (139 oz) Material Lightweight breathable mesh upper