Smartglasses; Smartwatches; Cases adapted for holding smartwatches; Clickers for training dogs; Computer hardware for tracking the location of pets; OLED (Organic light emitting diode) display panels; Smart watches; Smart rings; Smartwatch bands; Video displays that may be worn on the body; Wearable computers in the nature of smartglasses; Wearable computers in the nature of smartwatches; Wireless headsets for smartphones; Wrist-mounted smartphones