The 60" Foam Padded Bo Staff with a PVC core is wrapped with thick padded black foam rubber. Its PVC core makes it light and slightly flexible. These foam padded bo's have a 1.25" diameter and weigh 0.80 lbs. This weapon can be used in any martial arts that utilizes the bo. The foam covering provides some degree of protection against injury if struck, making it a viable option for beginners or for practice in a crowded training hall.