50 22" Premium Glow Necklaces, Extra Thick 7mm Diameter (10 Color Mix) 50 22" long, JUMBO 7mm diameter premium USglow Laboratories brand necklaces Thickest 22" glow necklaces available: 20% to 40% thicker than the competition 10 color mix including green, blue, orange, yellow, red, pink, white, purple, tri-red/white/blue, and tri-pink/green/blue Vivid colors with exceptional glow duration, typically 6 to 12 hours Factory fresh with long shelf life, includes date of manufacture under factory shrink wrap