adidas Mens Trefoil Tee The Trefoil debuted in 1972 as an athletic icon, & now proudly stands for street style. This timeless black T-shirt is made from soft cotton jersey, featuring a large Trefoil logo printed front & centre to show off your favourite br&. The Details Short sleeved ribbed crewneck Rubber-print Trefoil logo on the front Soft Cotton Jersey for comfort, size L