Namsan Dogs Puppy Doggie Cats Pets Leather Rhinstone Collars Necklaces (Black Blue Pink Red Rose) & Medium Neck size; M 11.5--15"(29--38 cm), adjustable, 5 holes adjustable leather collar designed with (Czech rhinestone)sparkly rhinestone,Marterial:PU Leather/Rhinestone hand-made, be careful ,don't be rain, don't be bitten or grazed by lovely pets Suggest FBA Service for you: 30 Days Money Back Guarantee And Simple return About Delivery: FBA(Fulfillment By Amazon) can 1 day delivered.,FBM(Fulfillment By Merchant) usually 7-14 days, not as Amazon shows: 14-28 working days.