1Using selected steel material hanging ring, bright gloss, firm and wear resistant, strong tensile resistance. 2The collar is decorated with jeweled light chips, beautiful and elegant at night, fashionable and pretty. 3The switch is designed as small cute palm raised button, long lighting - quick flashing - slow flashing. 4Adopts insert buckle design, easy to put on and off, will not cause pet impatience. 5In addition to lighting, also reflective strip design, double protection for night travelling.