The GSR Pro-Strap is a quantum leap in design and safety. The GSR locking mechanism gives you precise control for a secure, comfortable fit. The extra-large headpad sits at the back of your head, distributing energy over a larger area and ensuring zero slippage and maximum comfort. Simply turn the dial to adjust the i4 for the perfect fit. The GSR is a revolutionary step in mask strap technology, promising ultimate comfort and performance.
- only fits the i4 mask - simple rotating system - can be individually adjusted to the head shape
