{"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":"Postcard Materials Guide: Thickness, Coatings & When to Use Each","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"FHIHKkUd9d\"><a href=\"https:\/\/www.uprinting.com\/blog\/postcard-stocks-and-finishes\/\">Your Guide to Postcard Stocks: 14 pt., 16 pt., 17 pt., and Finish Options<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/www.uprinting.com\/blog\/postcard-stocks-and-finishes\/embed\/#?secret=FHIHKkUd9d\" width=\"600\" height=\"338\" title=\"&#8220;Your Guide to Postcard Stocks: 14 pt., 16 pt., 17 pt., and Finish Options&#8221; &#8212; UPrinting\" data-secret=\"FHIHKkUd9d\" 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\/2025\/12\/business-postcards.jpg","thumbnail_width":2000,"thumbnail_height":2000,"description":"Find the best postcard material for your promotions. This UPrinting guide compares 14 pt., 16 pt., and 17 pt. stocks, plus gloss, matte, and uncoated finishes to help you choose the right option for your design, budget, and brand goals."}