1. Material: copper, rhinestone, silver plated2. Size: S/M/L3. Length: S is about 20 cm, M is about 25 cm, L is about 30 cm, and the extension chain is 5 cm4. Single weight: S is about 28 grams, M is about 32 grams, and L is about 35 grams5. Application: Both cats and dogs6. Features: unique shape, versatile personality, comfortable to wear, neck circumference can be adjusted appropriately, exquisite workmanship, safe material, non-toxic and harmless

http://olla.gr/2-pcs-pet-collar-diamond-elastic-cat-and-dog-necklace-jewelry-size-m-pink-white/