Blue sale web banner. Pop art comic sale discount promotion banner. Big sale background. Sale 70 off on a Comics pop-art style bang shape on blue twisted background. Seasonal discounts, Black Friday, the interest rate, etc. Vector illustration. Blue sale web banner. Pop art comic sale discount promotion banner. Big sale background. Sale 70 off on a Comics pop-art style bang shape on blue twisted background. Seasonal discounts, Black Friday, the interest rate, etc.