The 600g Jacked Javelin Weighted Plyo Ball gives throwers the perfect tool to build power without sacrificing velocity. Built tough for year-round use, it can be thrown against any surface indoors or outdoors. Perfect for female throwers looking for an exact weight of their competition javelin!

✅ Durable Shell – Withstands repeated impact.

✅ Javelin Specific – Ideal for arm health and strength-speed training.

✅ Versatile Use – Works on turf, gym walls, wood, or concrete.