The Rockz Earbuds can be used with any standard audio device and include a pouch with a zippered closure, a standard 3.5mm audio jack and a 50 inch earbuds cord. The earbuds are packed separately. Complies with Prop 65. 3.5" W x 3.75" L. Imprint Area is 2.00" H x 2.00" L on 1 color only . Please call for rush delivery availability or for multi-colour, multi-location imprints.