3D colorful paper product

3D colorful paper product icons, white A4 paper sheet with slight curl, yellow sticky note pad with overlapping pages, blue spiral notebook with rounded corners, cream legal pad with tear-off sheets, pink index card set, green graph paper with grid lines, multi-color sticky flags, kraft spiral notepad, white binder paper with blue lines, nine icons evenly distributed in three rows and three columns, soft 3D forms with gentle shadows and material textures, organized and inviting.