Hairbows Unlimited Baby Toddler and Girls Chunky Costume Jewelry Necklace (Black & Yellow w/Diamond Charm) Approximately 15 1/2"-18" around. Clasps shut in the back (except heart version--that one is elastic stretch). Great for pictures and baby photo shoots. Cute baby accessory. Don't forget to check out our store for tons of cute outfits you can match this with! Hairbows Unlimited is a trademarked brand.