Y/OSEMITE Mlange Tech Jersey Crew. Bound crew neckline in self-fabric. Full length sleeves with Y/OSEMITE graphic on left sleeve. Clean finished sleeve and bottom hems. Large Y/ graphic on center back. Mlange Tech Jersey (MTJ) is an ultra-soft cotton blend with a textured, mlange coloration. The polyester content enables the fabric to dry faster and resist wrinkles and abrasion.