Introducing the Prime Lightweight Short Sleeve Jersey, our lightest and most advanced jersey yet. Weighing in 40% lighter than our standard Prime Jersey"”and even lighter than an empty 26oz water bottle"”it's the ultimate choice for hot days and steep climbs. With a full zipper and three pockets, it's not just lightweight:C970 it's fully equipped for every adventure. Engineered from ultralight open-mesh fabric, this jersey wicks sweat 17% faster than any we've ever made, delivering optimal airflow and moisture management to keep you cool and comfortable. Whether you're tackling high mountains or crushing summer miles, the Prime Lightweight Jersey ensures you stay ahead of the heat, not just enduring it, but owning it. Like all Prime collection pieces, it features a snug, close-to-body fit that enhances heat dissipation and comfort, giving you the edge you need for peak performance. Ultralight open-mesh fabric promotes airflow and moisture management. Total jersey weight is ~40% lighter than the standard Prime Jersey. High UPF 30 fabric on the upper back and tops of shoulders shields skin from the sun. Modesty panel on the lower front body for additional coverage. Pattern construction eliminates underarm seams to enhance comfort. Three back pockets and secure zipper pocket offer maximum storage. Optimized pocket construction provides stability to loaded pockets. Lightweight full-length front zipper. Form fit is supportive, yet unrestrictive. This jersey has a more compressive fit than the standard Prime Jersey for enhanced breathability. Fabric Content: MAIN: 94% Recycled Polyester, 6% Recycled Elastane, OTHER: 85% Recycled Polyester, 15% Elastane.