Four girls from A Certain Magical Index series HD Wallpaper

Four anime girls in school uniforms are jumping in the air against a yellow background. The girl on the far left has long black hair and is wearing a white shirt with a red scarf and a blue skirt. The second girl from the left has short dark hair with a flower crown and is wearing a similar uniform. The third girl from the left has brown hair and is wearing a white shirt, a beige vest, and a gray skirt. The girl on the far right has brown hair in pigtails and is wearing the same uniform as the third girl.