The Jaw exerciser is a powerful tool for regular exercise sessions. By chewing on it strongly you train and increase your jaw muscles. This enforces a defined jawline and thus a more confident and sexy look.
 
The Jaw exerciser has been developed for professional jawline training after beginners level. The ergonomic fit consisting of 100% BPA and PVC free food grade silicone
It has been improved to provide a firmer grip and a stronger bite.

The improved material guarantees longer use without losing power and strength. 
The longer shape and the missing holes provide higher resistance when biting and result in a more powerful workout.
 
The Jaw Exerciser is an extremely powerful training rubber and not suitable for beginners. We sell it to all those who want an increase in training intensity , so please follow thoroughly instruction below before usage.