The Hydrastash Insulated Jacket features an integrated Hydrastash® hydration system and infiDRY® 10K 2-layer fabric for waterproofing and breathability. It includes infiLOFT® insulation with body-mapped warmth for cold conditions, a helmet-compatible adjustable hood, and an attached powder skirt to block out snow. The Youth Evolution™ sleeve system extends the jacket's fit as the wearer grows. This jacket is designed for cold-weather riding on long resort days.