Features: 
100% Brand New and high quality.
Glow in the dark, new design.
Absorb sunlight during the day, and the glowing effect will be better at night.
Luminous duration: about 6 hours, depending on the intensity and duration of sunlight absorbed during the day
Description:
Material:Polyester yarn
Color:White,Blue,Green
Size:Thickness: 2~2.5mm
Weight: 50g/roll (±5g error), when the machine is playing a small ball, errors will occur.
Length: about 70 meters
(1 inch =25.4mm or 1mm = 0.0393 inch)
Package Includes:1PC 
Notice:
1. Please allow 2-3% error due to manual measurement.
Please make sure you do not mind before you bid.
2. The colors may have different as the difference display,please understand.