Anticipate variation. Expect excellence. Built on the banks of the Schuylkill. A variation of the classic Keystone Crewneck in specially selected garment dye colors to bring softness and lived-in perfection. Custom Pattern Crewneck Tough Crossknit Exterior Heavy 12 oz. Fleece Lining 90% Cotton | 10% Polyester Signature Ribbed Cuffs & Hem Reinforced Ribbed Side Panels Flatlock Stitching Throughout Made to last at Camber USA.