Case of 36 units. Ergonomically designed, the Rest-A-Phone fits most traditional landline telephone handsets with a patented adjustable clip. It can be switched easily for use on the left or right shoulder. Unlike the stick-on products, the Rest-A-Phone allows adjustment up and down the telephone handset for a comfortable fit. For more than 50 years the Rest-A-Phone telephone shoulder rest has served at home and at the office throughout the world, providing comfort and hands-free confidence while using the telephone. You can check e-mail, flip through files, jot notes, or sort mail - all hands-free. Will not mess up your hair. Does not intrude into your sensitive ear. Adjustable for either the left or right shoulder. This is a telephone shoulder rest that is engineered to adjust and hold the phone at the correct height and angle for greater comfort and ease WITHOUT WEDGING the handset between the ear and shoulder. CORDLESS PHONES: Note that this will not work with cordless phones, as the strap will cover the keys.Rest-A-Phone