InventHelp Inventor Develops New Training Accessory for Shadow Boxing (TRO-1468)
PR Newswire —
PITTSBURGH, Nov. 5, 2025 /PRNewswire/ -- "I thought there could be a way for boxers and martial arts athletes to improve their specific skillset while shadow boxing," said an inventor, from Schomberg, ON, Canada, "so I invented the Z 4 B HIGH PERFORMANCE. My design offers a safe and...