A set of four USB flash drives with different colors and designs are arranged in a circular pattern on a white background. The flash drives have a green 'FREE WIFI' logo on the top left corner. The first flash drive on the left is black with a silver USB connector, the second is silver with a black USB connector, the third is blue with a black USB connector, and the fourth is silver with a black USB connector. Below each flash drive, there is a green leaf logo and the text 'FC' followed by a certification number.