Our 22'' Supreme Glow Necklaces are sold 50 necklaces per tube. Connectors are pre-attached to these glow necklaces to facilitate high speed vending and for easy party giveaways. Simply crack & shake the Glow Necklaces for hours of glow in the dark fun. *Please note: glow necklaces are very delicate. Product will activate and glow upon removal from packaging.