Hi thanks for looking, this listing is for RS style key rings  with black backing and different color infills with  silver rim  If you would like a different colour please let me know. Fob measures 60mm x 29mm x 5.5mm approx  chain is 24mm and ring is 24.5mm approx  Please note this part is a non genuine compatible spare part and the manufacturers  names or codes have been used for reference only. This is made from pla with a 3d printer, in two colors and glued together after printing,  due to being 3D printed you will see layer lines in places as this is the nature of 3d printing. I will send this item out with royal mail second class.Please check out my other items,  and thanks for looking.Please let me know if there is any thing i can help you with.