Asics - Gel-Enduro (Royal/Storm/Black) - Men's: The GEL-Enduro(tm) is a trail running shoe for the off-road athlete who seeks aggressive traction with a supportive upper fit. GEL(R) Cushioning system that attenuates shock during impact phase. AHAR (R) heel plug that resists abrasion at initial impact. Trail lugs for traction on varied terrain.