Finally, a shirt for style and peak performance. Contrasting seam colors add style and flair to this long sleeve crew, while thumbholes and yoked shoulders allow for comfortable movement. As an explorer of the outdoors, you will often find yourself facing the unknown. As unpredictable as the wilderness may be, our Explorer will help keep you prepared for anything. If you're the kind of person who is bold, adventurous, and doesn't back away from challenges, then the Explorer Crew is for you.FabricFiber Content: 100% Merino WoolKnit: 235 g/m2 Midweight Interlock KnitMicrons: 18.5 Micron FibersUPF Rating: 50+Total Easy Care: Machine Wash and DryWool Source: AustraliaImported.FeaturesYoked Shoulders: Seams are offset from your shoulder for a more comfortable backpack fitThumbholes: Allow for easy layering and added hand warmthTagless Label: No Itchy Neck TagsFlat Lock Seams: Prevents ChafingLayer Type: Base LayerFit Type: Regular - Standard fit with a little bit of room to breathe, but not too baggyModel Features: The model wearing black / charcoal is 5'10 / 150 lbs wearing a mediumRuns True to Size - If you like a more athletic, tight fit, try sizing downWeight: Size Large = 0.6 lbs. (272 grams)Style #: 4000UsesIdeal Seasons: Spring, Fall, WinterActivities: Everyday Wear, Hiking, Camping, Biking, Running, Fishing, Hunting, SnowsportsTemperature Recommendations: 30AdegF to 0AdegF while active, 30AdegF to 60AdegF while inactive - Learn MoreCareWashing and Drying Instructions - Learn MoreTurn Inside OutMachine Wash Cold: Gentle cycle with like colorsDetergent: Mild or wool-specificTumble Dry: Low heatStorage: Place in an airtight container when not in use for long periods of timeDo NOT Use: Fabric softener or bleach!