Ключевые слова: 3d, announcement, art, chat, communication, concept, contact, correspondence, cut, deliver, email, envelope, flat, holding, icon, illustration, inbox, incoming, internet, isolated, letter, long, mail, mailbox vector, message, messaging, network, new, notice, notification, origami, paper, paperart, papercut, post, postal, receive, red, sending, shadow, sign, sms, social, volumetric, web, white, write, yellow,