Details: Save at PartySecret.com. Get all dressed up for that New Year party when you wear the 2021 Necklace. These plastic necklaces measure 32" and feature multiple “2021" prints and stars with a black and silver theme. Sold in packs of 12, these plastic necklaces coordinate with all 2021 party supplies. With wholesale pricing and bulk quantities, our 2021 Necklaces 12 ct are perfect for event planners, caterers, and home hostesses alike.