The "martis" or "martaki" is a bracelet of red and white threads that the Greeks wear to avoid the first unexpected sunburns. This bracelet meaning says that it protects from the first rays of the sun (at least in Greece and Cyprus)! The "martis" or "martaki" must be worn until the end of March.
Constituted by 2 separate threads in red and white colour that can either be twisted in between them, or they can be braided. The colour of the bracelets is red and white, symbolizing rosy cheeks and a white complexion. More specifically, red is meant to symbolise vitality, health and love, victory, life and courage, the light of a rising or setting sun and the white colour is said to be a sign of beauty, purity, innocence, and joy.