About The Brand: Theory Believes The Perfect Outfit Can Change The Way You Feel. For Over 25 Years, Theory Has Developed Innovative Fabrics And Highly Functional Pieces That Feel Great And Fit Perfectly. Theory's Seasonal Collections Are Versatile, Expertly Tailored And Easy-To Wear. Sleeveless Boyfriend Shirt In Green Multicolor 80% Organic Cotton 20% Polyamide Dry Clean Only Imported