The Castore Men’s Flow Long Sleeve Hybrid Jacket is the ultimate outdoor workout layer. ProTek technology fused with high-stretch fabric for rain-resistance and enhanced range of movement to help you gain an edge – plus a dropped hem to ensure you’re covered from all angles. Best for low intensity workouts. Features: 86% Nylon, 17% Elastane 222 GSM High-stretch fabric at sleeves and front panel for improved mobility Water-resistant ProTek technology Slight curved back hem for extra coverage Zipped side pockets for added convenience on the move Castore branding at left chest and upper back ProTek branding at left back.