“Onward – 3″ Hinges – Brushed Nickel Square – 2pc per pack” refers to a specific type of hinge manufactured by Onward. Brand: Onward is the brand or manufacturer of the hinges. Size: The hinges are 3 inches in length, indicating the overall size of the hinge. Finish: The hinges have a brushed nickel finish, giving them a smooth and metallic appearance. Shape: The hinges have a square shape, meaning the corners of the hinge leaf or knuckle are square rather than rounded. Quantity: The hinges are sold in packs of 2 pieces.