Kirkland Signature Whey Protein Powder, Chocolate Flavor (2.45 kg)This product is a large container of Kirkland Signature Whey Protein Powder in a Creamy Chocolate flavor. Kirkland Signature is the private label brand of Costco. Key Product Details: Product: Whey Protein Powder (Protena de Suero de Leche en Polvo). Brand: Kirkland Signature (Costco's house brand). Flavor: Creamy Chocolate (Chocolate Cremoso). Size: 2. 45 kg (which is equivalent to approximately 5. 4 lbs). Type of Protein: It is a blend of Whey