The Loop is made of high-quality brass, making it both durable and lightweight, and the permanently shiny engravings give it a unique look. The Loop is attached to a thick stainless-steel key ring which makes it almost impossible to lose! These tags come with the option to add an extra note of your own, or you can choose from our available templates. Comes in a charming protective pouch. Why is it UNIQUE? Made of high-quality brass Durable and lightweight Attached to a thick stainless-steel key ring Permanent shiny engraving Option to add customized text Available in four colors (Aged Silver, Aged Brass, Aged Copper, Black) Unique and personally customized Turn it into a nice present with our Eco Friendly Gift Box for an extra 5$. Dimensions SMALL Width: 29mmLength: 30mmThickness: 2.1mmWeight: 8.1g LARGE Width: 36mmLength: 37mmThickness: 2.6mmWeight: 16.6g