NEW UPGRADED BUCKLE High strength and hardness, heavy, durable, no rust, or tarnish, ensuring many years of use! We designed a unique, attractive snap buckle; It is easy to lock and unlock the clasp and is very strong so that it can't be pulled apart even with 70lbs of force! SUITABLE COLLAR SIZES FOR CHOOSING Available length's are 10 inches to 26 inches. Please note that this chain is NOT adjustable, measure around your dog's neck with string or tape where you want the collar to lay, and then add about 1-2 inches. STRONG CUBAN LINK CHAIN This Dog Chain is solid and heavy because it is not hollow. High polished craftsmanship makes the surface shiny and smooth and comfortable. About HSX18K Gold Chain Dog Collar for Small Medium Large Dogs Q1: Will it tarnish or rust easily? A1: Vacuum-plated with 18k gold, ensures not easy to fade or tarnish, and fine finish after long-term wear. Vacuum-plating is an advanced technology which ensures more textured surface, richer shiny gloss and longer color retention. Warm tips: Take it off when showering, swimming, or sweat for a longer-lasting luster retention. Q2: Will the clasps or buckles get loose? A2: Perfect quality. The dog collar has a sturdy side-release buckle and it’s easy to put on and take off. The clasps are secure where you don’t have to worry about it falling off or breaking. Q3: How does the dog chain look like? A3: Highly polished, exquisite craftsmanship ensure expensive looking. Strict quality inspection ensure what you get is the correct length and qualified product, not broken clasp, not dots. Q4: Nickel free? Will it turn my dog fur green? A4: Nickel-free, lead-free, hypoallergenic for sensitive skins. Please rest assured to wear. Q5: Which size should I choose for my dog ? A5: Measure dog's neck and add 1-2 inches for initial collar length for adjustment. Q6: Does it come with a packing box? A6: All our gold dog collars are well packaged in a pretty white packing box that are ready for gifting at anytime.