Yupster - Night Flow

Nightflash Collection
Black by day. Flash by night.

A high-performance trail running collection built for runners who move through mountains, forests, and into the dark.
Ultra-light, quick-dry, and highly breathable—engineered to pair seamlessly with a hydration vest.

By day, it stays understated.
By night, reflective details ignite, keeping you visible when the trail disappears.

Quiet in daylight. Bright when it counts.

TECHNICAL DESIGN HIGHLIGHTS

Small-Seam Construction
• Reduced seams to minimize chafing
• Smooth edges for all-day, long-distance comfort
• Less friction during climbs and arm swing

Hydration-Vest Optimized Stitching
• Strategically repositioned shoulder and chest seams
• Eliminates pressure points beneath vest straps
• Reduces hotspots and irritation on long runs

Ultra-Lightweight Fabric
• Barely-there feel on technical terrain
• Ideal for heat, steep ascents, and long hours on foot

Quick-Dry Performance
• Advanced moisture-wicking
• Rapid evaporation to keep you dry
• Designed for high-output efforts

Enhanced Breathability
• Engineered airflow for hot and humid conditions
• Helps regulate body temperature on demanding climbs

Reflective Back Design
• Clean and subtle in daylight
• High-visibility after dark
• Safety without sacrificing a minimalist aesthetic