A reliable classic for year-round versatility and breathable comfort, the Oasis Long Sleeve Crewe Ascent Stripe is our most versatile baselayer top primed and ready for everything from far-flung travel adventures to backcountry ski tours. Featuring our 100% merino jersey fabric, the Oasis Crewe provides easy layering, premium breathability, and natural odour resistance. Flatlock stitching eliminates chafing and offset shoulder seams reduce friction while wearing a pack. Original artwork by Zachary Snyder provides a dose of inspiration for any aspiring alpinist.