Ding it, ping it with our new Bottle Bumper Guard! Engineered with durable silicone material and designed with a design.ated slot for your Apple AirTag or Tile *. data-qa=block-kit-renderer dir=auto . Fits your frank green 20oz595ml Ceramic Reusable Bottle . Fits your frank green Ceramic Reusable Cups (8oz230ml, 10oz295ml 12oz355ml and 16oz475ml) . Durable silicone material to protect your frank green .designed with a dedicated slot for your Apple AirTag or Tile * *Bluetooth tracking device not included with purchase.