Details:
This product is glow in the dark,in order to make it effective,you would better put it in direct sunlight.
Due to the darker color,the black and red may not obvious.
Colors: Red, Black, White, Orange, Green, Colorful, Rose, Blue, Flesh Color
Gauge: 2g(6mm),0g(8mm),00g(10mm),1/2"(12mm),9/16"(14mm),5/8"(16mm),11/16"(18mm),3/4"(20mm)
Diameter(Cap Size): (approx)8mm,10mm,12mm,14mm,16mm,18mm,20mm,22mm
Full Height: (approx) 11.5-12mm
Material: Silicone
Package: 2 piece
