This is an exceptionally high quality patch measuring 4" tall and 4" wide. The patches are supplied with a peel and stick backing.Simply peel the waxed paper backing to expose the adhesive.The patch will stick to any dry surface. If sewing to a garment, the sticky backing will keep the patch in place while stitching. Volume discounts on multiple piece orders. Patches were made for MLBfor player jerseys. These are authentic patches not replicas or reproductions. Thanks for viewing. Please advise if you have any questions, or require additional information. Domestic shipping costs included in the pricing.International shipping at our costs.