Feature:
100% Brand new and high quality
Disappearing plastic knife 
Novelty toy weapon for kids and adults
Pretend to stab someone, as you stick the blade in it disappears
Very funny prank to play on your family or friends

Material:plastic
Color: As shown in the figure
Size: 18.8cm * 2.6cm * 1.3cm
Usage: Spring Telescoping
Note: The dimensions are manual measurements and may be subject to error