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Introducing our latest innovation in lightweight apparel, the Prime Lightweight Short Sleeve Jersey. 40% lighter than our Prime Jersey, it’s lighter than an empty 26oz water bottle and the lightest full featured jersey - full zipper and three pockets - on the planet. Wicking sweat from your body 17% faster than any other jersey we have ever made, Prime Lightweight is the premier jersey for hot days and high mountains. Engineered from ultralight open-mesh fabric, it ensures optimal airflow and moisture management, keeping you comfortable. Don't just endure the heat—conquer it with style. All of the pieces in our Prime collection feature a snug, close to body fit that helps with both heat dissipation and comfort. - 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. - 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. - Fabric Content: MAIN: 94% Recycled Polyester - 6% Recycled Elastane - OTHER: 85% Recycled Polyester - 15% Elastane.