PrintMagic Also Avail Design Services for A6 Envelopes and by adding it to the above calculator. Send us your required full specifications and we’ll also create the custom design from scratch, very unique, and also by matching your needs and for brand messaging. Once you approve the final design, we will get them printed and will also deliver them to your doorstep! You can also create personalized custom a6 envelopes and by using our free print layout templates and get started! The acceptable file formats are PDF, AI, InDesign, and Photoshop. All you have to do is to select a template, customize the text, fonts and even add the company logo and placement! Voila, your personalized envelope printing is ready.