Designed for mountain runners who refuse to compromise, the MILLET INTENSE PRO 2.5L JKT W is an ultralight, waterproof, and breathable jacket that supports you in all conditions. Its minimalist design conceals functional details: front and rear vents for optimal air circulation, stretch fabric for complete freedom of movement, and a dedicated hydration tube port. It packs into its own hood, and its compact size easily fits into your running gear. Race-approved and designed to be worn both over and under a pack.