Material: stainless steel dog tag pendant, stainless steel ball chain, it is lead free and nickel free, hypoallergenic, it doesn’t rust, change color or tarnish. Measurement: dog tag pendant:5cm (1.97inch) * 3cm (1.18inch）；keychain length:12.5cm (4.92inch)；small heart pendant:1cm (0.39inch) *1cm (0.39inch). Engraving Message:God grant me the Serenity to accept the things I can not change Courage to change the things I can and wisdom to know the difference. Grant Me the Serenity Christian key chain is a inspirational gift for friend and family member，whether it's for a Baptism, Birthday, Christmas. They will come beautifully packaged, and ready for gift giving.