4.9  oz /yd² 89/11 recycled polyester/spandex Heather colors are 45/44/11 recycled polyester/polyester/spandex Moisture management properties Self fabric collar with collar stay that helps maintain its shape Mesh collar stand Box stitched two button placket Set in sleeves with rolled forward shoulder seam Side vents Tagless label p span style text decoration underline strong This product meets the following Sustainable Style subcategory /strong /span /p p Sustainable Materials Contains 89% recycled polyester /p p br /p