{"version":"1.0","provider_name":"UPrinting","provider_url":"https:\/\/www.uprinting.com\/blog","author_name":"UPrinting","author_url":"https:\/\/www.uprinting.com\/blog\/author\/u-printing\/","title":"Common Thank You Card Sizes for Folded and Flat Cards | UPrinting","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"iOBvlVzvHC\"><a href=\"https:\/\/www.uprinting.com\/blog\/thank-you-card-sizes\/\">Standard Thank You Card Sizes: Folded and Flat Options<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/www.uprinting.com\/blog\/thank-you-card-sizes\/embed\/#?secret=iOBvlVzvHC\" width=\"600\" height=\"338\" title=\"&#8220;Standard Thank You Card Sizes: Folded and Flat Options&#8221; &#8212; UPrinting\" data-secret=\"iOBvlVzvHC\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script type=\"text\/javascript\">\n\/* <![CDATA[ *\/\n\/*! This file is auto-generated *\/\n!function(d,l){\"use strict\";l.querySelector&&d.addEventListener&&\"undefined\"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!\/[^a-zA-Z0-9]\/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret=\"'+t.secret+'\"]'),o=l.querySelectorAll('blockquote[data-secret=\"'+t.secret+'\"]'),c=new RegExp(\"^https?:$\",\"i\"),i=0;i<o.length;i++)o[i].style.display=\"none\";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute(\"style\"),\"height\"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):\"link\"===t.message&&(r=new URL(s.getAttribute(\"src\")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener(\"message\",d.wp.receiveEmbedMessage,!1),l.addEventListener(\"DOMContentLoaded\",function(){for(var e,t,s=l.querySelectorAll(\"iframe.wp-embedded-content\"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute(\"data-secret\"))||(t=Math.random().toString(36).substring(2,12),e.src+=\"#?secret=\"+t,e.setAttribute(\"data-secret\",t)),e.contentWindow.postMessage({message:\"ready\",secret:t},\"*\")},!1)))}(window,document);\n\/\/# sourceURL=https:\/\/www.uprinting.com\/blog\/wp-includes\/js\/wp-embed.min.js\n\/* ]]> *\/\n<\/script>\n","thumbnail_url":"https:\/\/www.uprinting.com\/blog\/wp-content\/uploads\/2026\/02\/Thank_You_Cards_Food_Packaging_A.jpg","thumbnail_width":2100,"thumbnail_height":2100,"description":"This UPrinting guide explains the most common sizes for folded and flat thank you cards. Learn how to choose the right size based on your design, distribution method, and other key factors."}