High-performance apparel built for runners, athletes, and those who move with purpose.
PROVEN ON 142 RACES THIS SEASON
4-WAY STRETCH IN EVERY PIECE
MOISTURE-WICKING MERINO BLENDS
FREE SHIPPING ON ORDERS OVER $120
90-DAY PERFORMANCE GUARANTEE
2026 Kinetic Collection
Built for the Long Run
THE KINETIC SYSTEM
Performance fabric. Engineered for every mile.
Every Summitweft piece is tested in the Ozarks, on the track, and in the lab. Our proprietary blends deliver next-to-skin comfort, unmatched durability, and freedom of movement.