YETI Rambler 46 oz Bottle with Chug Cap, Navy Style Number:21071504120 Adjustable hood Crafted with innovative Carbon Adjustable hood ALLOVER REFLECTIONWATER RESISTANTWIND RESISTANTDESIGNED FOR DAY INTO NIGHT ACTIVE PURSUITS LIKE RUNNING & CYCLING 100% poly shell with mesh lining Reflective OGIO Endurance heat transfer label for tag free comfort Zip through cadet collar Reverse coil zippers with locking pulls Contrast stacked O heat transfer at center back Raglan sleeves Elastic cuffs Front zippered pockets with heat transfer welding details Embroidery access pocket Contrast O Endurance heat transfer at back right seam Slight drop tail hem with drawcord and toggle for adjustability Contrast O heat transfer at front left hemDue to the nature of the highly technical fabric in the reflective shell this jacket may be more sensitive to scratches and fading but big enough to hold ample H20 from your early morning start to that worth the hike sunset As for its temp holding power