The Jibbon titanium keyring allows you to add your electronic car key or extra keys to the D-ring. Created from a solid block of titanium, each keyring is stonewashed to create a smooth even finish. All waste material is recycled. Outside dimensions: 25mm x 14mm x 2.8mm The Jibbon grade 5 titanium keyring attachment will allow you to add your fob, extra keys or electronic car key to the D-ring. Outside dimensions: 25mm x 14mm x 2.8mm