Hoka One One Challenger 8 GORE-TEX is a road-to-trail running shoe that pairs GORE-TEX Invisible Fit waterproofing with extra midsole foam for a smoother, more protected ride on pavement and trails. Key attributes: Blue | Blu | Mesh | GORE-TEX Invisible Fit waterproof membrane | Waterproof and breathable | Suitable for wet, muddy and snowy conditions | Enhanced midsole foam for added cushioning | Multidirectional lug pattern for reliable traction | Broad 4 mm lugs for road-to-trail grip | Toe bumper for front-foot protection | Low-cut profile | Padded collar and tongue | Dimensions & fit: Improved fit compared with previous model