The Mission Alpine shell is built for alpine climbers, ice climbers, and mountaineers who push the limits.SpectraA(R) ripstop delivers durability and toughness in high-wear areas and our BD.dry (TM) hydrophobic membrane construction provides ultimate protection in wet conditions. Designed in our ethos of 'Apparel as Equipment,&'; for when your gear needs to perform as hard as you do, the Mission Alpine shell features articulated sleeves for improved range of motion, while the over-helmet hood features RECCOA(R) technology. Fully taped seams and YKKA(R) AquagaurdA(R) zippers round out the feature set on this burly mountain shell.