PRODUCT FEATURESMid-weight vest for cool temperatures provides moderate insulation with excellent breathabilityCastelli Ristretto Lite fabric technology for unparalleled breathability, warmth, and dryness with PFAS-free DWR treatmentStretch woven back for stretch with excellent breathabilityTop- and bottom-opening YKK® Vislon® easy-sliding zipper3 lie-flat pockets with security lip insideReflective piping at bottom of pocket for visibilityCastelli partnered with fabric innovator ITTTAI® to create an exclusive fabric, combining advanced stretch, breathability, and water protection through ITTTAI®´s membrane and lamination expertise.