If a summer shirt is so simple, why does the Women's Tech Lite Short Sleeve Crew have an almost cult like following It starts with the lightweight, breathable 150gm jersey merino, soft and comfortable in every environment so you can wear it year round. Then it's the details. A slightly wider feminine crewe neckline, offset shoulder seams and set in sleeves, and decorative chainstitch side seams all contribute to make it supremely comfortable. Proof that making an iconic tee shirt isn't quite so simple. Weight: 150 Ultralight Fabric: 87% Merino wool, 13% Nylon corespun Fit: Regular Layer: First Layers Best for: Outdoor Hiking, Travel Lifestyle Benefits: Versatile, soft, odor resistant Features: Feminine crewe neckline, set in sleeves, offset shoulder seams prevent pack rub, decorative chainstitch at sideseams, corespun fabric for enhanced durability Care: Machine wash. Dries fast in the shade, but do not tumble dry. Exact instructions on the care label.