Lightweight and breathable long-sleeved T-shirt made of merino wool. - Size: UNISEX S - Color: Light Green - Material: Merino Wool - Style: Long Sleeve - Made in Japan Size: S I mainly wear other items, so I haven't worn this often, but I have worn it in the mountains and other places. There is a feeling of wear. I inspected it again when listing it, and the armpits appear to have slightly changed color. Please check the images. Please purchase only if you understand the characteristics of Mountain and Road merino wool. Returns are not accepted for any reason after purchase. Please do not purchase if you are allergic to dogs. Patagonia Montbell The North Face Helly Hansen Merino Wool