The Onion: Iowa leaves big saran-wrapped bowl of potato salad at Illinois border after making too much. RAYGUN & The Onion have collaborated never-before-made Onion product for a limited time. A Portion of All RAYGUN Sales Raise Money For . White Screen Print on a Heather Royal Blue T-shirt (50% Combed Ringspun Cotton / 50% Polyester). Cut and sewn . Designed and printed by  at RAYGUN.