|Master-Grav 1000 grav boots|
Master-Grav 1000 grav boots were a model made by Corgorlath Leisure Articles. The boots employed repulsorlift fields to allow those who wore them to move at planes 45-180 degrees opposite normal gravity at an altitude of up to 150 meters. The boots made little noise. They cost 550 credits per pair and were popularly used to play a variety of sports.