Pinchers Easy Readers are unique, ultra - thin, frame-less and cleverly designed. It's the emergency glasses that are always on hand! come with 2 pairs!! First pair comes with a thin protective silicone pouch that strongly sticks to the back of your phone, tablet or computer with a non-residue adhesive. Second pair comes perfectly slotted inside a card the size of a credit card so you can always keep it in your wallet.