| 摘要 |
A method of providing a signal to at least one individual comprises the steps of: (a) locating a item of hand apparel on a user's hand, wherein the item of hand apparel is provided with a material for generating a visible signal and the (5) material for generating a visible signal is hidden from view when the user's hand is closed; (b) directing the user's hand towards the at least one individual; and (c) repeatedly opening and closing the user's hand. |
