20 National Football League Kids Fill-in Birthday Thank You Cards MyExpression.com ProductID: 15405 - What fun for kids. Creative popular football sport and wonderful colors for young imaginations. Fill-in-the-blank kid's thank you notes are the perfect choice for any busy parent. Kids will enjoy filling out these fun football sport thank you notes themselves! Paper Weight: 110 lb. Premium Quality Heavy Weight Uncoated Card Stock. Paper Finish: Uncoated Smooth for easy to write. Card Size: 4.25 x 5.5 (in inch) with top quality full color double-sided digital printing. See 2nd photo. Sold in pack of 20 fill-in cards and 20 white envelopes. Low fixed price shipping for any quantity!. Shipping can be combined with other items we offer for this fixed price shipping.