Imprint Method: UNIMPRINTED - If you have clients who love great sounds, give them this black zipper ear buds kit! These are great for people on the go who like to keep their items in great shape. Recipients just unzip for use and zip back up for safe storage. The earbuds have a 3.5 mm connector for use on just about any headphone jack. They also measure 46" long. Add your company name or logo using one of our imprinting methods and blast your business to the world!