Wooden Plyobox BlackFor Your Jump Training: the Gorilla Sports Plyo Box With the help of the black plyometric box from Gorilla Sports, you can complete effective jumping strength training. At the same time, you improve your stability and coordination and noticeably increase your speed. For Intensive Bodyweight training: the Pylo Box in Black from Gorilla Sports Training with the pylobox gets your metabolism going and boosts fat burning. You train your endurance and