Sixteen Stones Pet Necklaces are crafted using natural leather cord and precious gemstones. This offers a perfect way to get the gemstones close to your pet when they don't wear a collar. Super lightweight and adjustable. Find your pets size and trim off the excess at the next knot. Small Medium Large 6" to 12" 10" to 18" 16" to 24" Pet Necklaces are available in Sixteen Stones four signature collections : Body, Mind, Heart, & Soul. Take a look at the chart below to see which collection is the right fit for your animal or head over to our collections page to learn more. Please note that you cannot attach a leash to the necklaces. Collections Body Mind Heart Soul Black TourmalineProtection CarnelianCourage RhodochrositeLove MoonstoneIntuition Smoky QuartzComfort TurquoiseCommunication SeraphiniteReleasement DumortieriteBalance CitrineHappiness Angel Aura QuartzConnection ChrysopraseForgiveness LabradoriteEmpowerment Tiger IronVitality Blue FluoriteFocus GarnetTrust AmethystSoothing