Description Packing a lot of punch for its small frame, the ultra-lightweight 904 trail runner is an award-winning stability trainer made on the PL-1 last for a customized fit to provide elite runners with an extra edge.
STABILITY WEB® delivers midfoot support and reduces the weight of the shoe
TS2® Transitional Support System helps create a smooth transition from heel strike to toe-off
Abzorb® cushioning in both heel and forefoot for exceptional shock absorption
LIGHTNING DRY® liner keeps your feet dry and comfortable as you train
Removable full-length insert of ABZORB® cushioning provides added comfort
Forefoot Flex Grooves allow extreme flexibility
ACTEVA™ ULTRALITE premium ultra-lightweight midsole provides optimal resistance to compression set - 32% lighter than standard foam
Seamless Phantom Liner reduces the weight of the shoe plus enhances the comfort and fit
Sure Lace™ secure shoe laces provide added midfoot support and keep the shoe snug around the foot
Lightweight performance synthetic upper
Dual Density Collar uses both a softer density foam against the foot for cushioning, and a firmer density foam for support
N-Durance® rubber compound for maximum outsole durability
