Adidas Originals | TREFOIL SERIES STYLE TEE { MINERAL GREENA SIGNATURE TEE MADE WITH SOFT COTTON FOR EVERYDAY CASUAL COMFORT. Trefoil nod on the front, Trefoil party on the back. This timeless adidas t shirt is the classic to reach for when you want to keep things casual but in style. Made of supremely soft cotton, it's comfortable, has just the right drape and fits regular. A small embroidered Trefoil on the front teases to a bigger version on the back, bringing the spirit of sport to your everyday look. Our