- 5 size options - Multiple paper stock options - 2 paper weight options - 2 corner options - 2-sided printing available - FSC® certified product: made from responsibly forested materials Versatile & efficient When it comes to marketing your small business, a little custom postcard can go a long way. This handy item can be used in so many ways — from direct mail campaigns to box inserts, giveaways and more. Whether you’re hosting a special event or advertising your online shop, give…