added and green to human. The glow will fade gradually in about 3h depending on how much light it absorbs. It is the best one for night event. Such music show, night walk and so on. The logo custom logo wristbandscan be same as regular debossed, embossed or printed on the glowing wristbands. After exposure to natural light, fluorescent light, and ultraviolet light, the phosphor can store the light energy, stop the light and release it slowly in the way of fluorescence, so the light can still be seen at night or in the dark, lasting for hours to more than ten hours. The luminescent powder can be automatically lit in the dark. The main component is rare earth, which belongs to inorganic materialcustom logo wristbandss. The luminous powder first absorbs a variety of light and heat, converted into light energy storage, and then automatically luminescence in the dark, by absorbing all kinds of visible light to realize luminescence. The product does not contain radioactive elements, and can be used indefinitely, especially for short wave visible light, sunlight and ultraviolet light (UV light) under 450 nanometers. Accept the ability. Here is the properties of the luminous powder. 1st short excitation time, long duration of luminous and afterglow, high brightness. 2ndvery stable physical and chemical properties, strong environmental adaptability, ordinary service life. 3rd safe and reliable, energy saving, green environmental protection.4th The particles are small, and the fineness and granularity are evenly distributed. In the actual life, people make use of the long time luminescence characteristics of night light powder to make a weak light source, and have special use in the military department. This material is applied to various kinds of switch signs on the aviation instrument, clocks, windows, machines, and the handle of the door, and can also be pressed into various symbols and parts together with a variety of transparent plastic materials. Supplies (such as power switches, sockets, fishing hooks, etc.). These light-emitting components are illuminated at night, at night or by accidental blackouts, and after lightning, and it still continues to glow, allowing people to discern the direction of the surrounding and bring convenience to work and life. The ultra-fine particles of luminous materials can be added to textiles to make the colors more colorful. Children wearing luminous textiles can reduce traffic accidents. Size 160mm or 150mm is for younger baby. We are experienced to make high quality rubber bracelet for baby. The material we use is food standard high quality silicone rubber, it is harmless to human. If the baby put it into mouth, it is safe. The normal logo style for bracelet is printed, colorfilled and embossed printed. It must be cute for children if we make the bracelet figured. It can be watch, heart, star, moon etc on the figured part. We have special designs beside solid one. Like rainbow segment, camouflage swirl, glowing, UV transfer, dual layer and anti mosquito. Children love our bracelet. Using coupon SAVE10, we offer 10% dicount for the total price. Besides, order less than 100pcs, get 50pcs free and 5pcs keychains free. Order 100pcs or more, get 100pcs free and 10pcs keychains free. All the free wristbands and keychains are same design of the one you order.