"Like Us" on Facebook NFC Smart Sticker (NFC Smart Poster) - Size: 8'' X 5'' - (NFC means Near Field Communication) Enables businesses to get tons of "Likes" on Facebook Enables fans to quickly like a business on Facebook Stick it anywhere e.g. office tables, walls, promotional materials etc. PLEASE NOTE: iPhones DO NOT work with this smart sticker as iPhones are not equipped with NFC technology. PLEASE NOTE: Upon Order, we will contact you via email for your Facebook URL.