FUNCTIONAL TRAINING: Water-fillable medicine ball for training and improving balance, coordination, and toning muscle mass with weight lifting.
CUSTOMIZED INSTABILITY: Depending on the amount of water you fill the water ball with, the instability will be greater or lesser. You can customize your workout depending on the level of difficulty you want. It can weigh up to 12 kilos.
THE BEST MATERIALS: Designed with materials that are highly resistant to shock and pressure to prevent punctures and damage.
EASY TO FILL: It features a smart valve that makes it easy to fill with water or air.
MEASUREMENTS: Diameter 30 cm.