Vintage Raleigh Athletic Tail Tri-Blend T-Shirt by Solid Gold Bomb™Solid Gold Bomb™. SGB drops a vintage 1970s Retro Tee here! Printed on the American Apparel TR401 Tri-Blend Short Sleeve Track Shirt. Made of the three fabric combination (50% Polyester / 25% Cotton / 25% Rayon), this tee retains shape and elasticity. Cotton lends both comfort and durability with the addition of Rayon, …