The FV-060 is a lightweight and durable headphone and its medium size makes it great for personal or lab use. It's ear cups surround the ear and help block out ambient noises as well as reduces noise population. The earpieces rotate flat for easy storage. Each headphone comes with an easy to write on re-sealable bag that each student can personalize so they can keep track of their own pair. This headphone also comes with a permanent 3.5mm (1/8") plug, a 6.3mm (1/4") stereo adaptor and a 6' cord. " ITEM IS NOT IN RETAIL PACKAGING