Mens Arc'teryx Sylan West End Running Company It's a versatile all-round spike

It's a versatile all-round spike for a multitude of track and field events – including the 100m

The METASPEED™ SP PARIS spike is suited for elite-level track athletes who specializes in sprint distances ranging from 100m to 400m

winter months

shrinking as you drink to limit water bounce

ReactX foam midsole is 13% more responsive than previous React technology

Mens Arc'teryx Sylan West End Running Company It's a versatile all-round spikeAthlete inspired and built for speed, this is the shoe for mountain runners looking to move faster on technical trails. The midsoles rocker geometry drives propulsion and is made from InFuse, a light, highly responsive EVA and Polyolefin composition that provides rebound and absorbs shock. The grippy Vibram Megagrip outsole uses LITEBASE technology to shed weight without sacrificing performance, and aggressive lugs deliver a confident bite. The fit