Make bold moves on the track with the Sigma Harmony v2. These unisex track spikes use a Boa® Fit System combined with a bootie-style construction to offer a customized fit and the support needed to enhance your sprinting. The upper is made from premium knit materials for durability and the full-length spike plate provides top-rate traction and speed, making them ideal for 60 to 400m races.
146 grams (5.1 oz)
Available in unisex sizing
Bootie upper construction hugs your foot for a snug, supportive fit
Dial in to Fast, Effortless, Precision Fit with the Boa® Fit System
Full-length plate for traction and propulsion
Knit upper with breathable mesh to keep the air flowing when you pick up the pace