Blaze Long Sleeve Light Fleece YGroup_pacejacket The Flow Vest 12L builds

The Flow Vest 12L builds on the 8L design with expanded storage

they’re the socks that never bail on you

The advanced grid-structured fabric enhances breathability and stretch

With a five-pocket system that can carry up to 8–10 gels for race day or your phone on training days

Blaze Long Sleeve Light Fleece YGroup_pacejacket The Flow Vest 12L buildsThe Blaze Light Fleece delivers warmth without the bulk. Built from Japanese DELTAPEAK, the fabric features a complex looped backside that feels towel soft against the skin while offering natural wind blocking, efficient moisture transport, and long lasting shape stability. Lightweight yet insulating, its engineered for cooler runs, daily training, or layering a versatile essential that feels as premium as it performs.