C4 offers three standard configurations:

5” diameter

pool training and regular freediving sessions — powerful enough for serious progression

warm-up dives and open water freediving sessions

Foot pockets are normally made from rubber or silicone and can be positioned slightly during packing

Yoga Bridge - Holz size:M C4 offers three standard configurations:In contrast to the usual Yoga Bridges, this one can be individually adjusted to your training needs. It supports you optimally during stretching. Improve your flexibility in the back, intercostal muscles, shoulders and thoracic spine, and the elasticity of your diaphragm. Regular training with the Bridge quickly shows its effect no matter whether you are doing yoga or freediving. With the right Bridge training you will extend your lung capacity and