After years of dedicated research and development, we're proud to present the Williams Whistle.

The Williams Whistle was developed by a highly specialised team of whistle scientists, sworn to secrecy and operating deep in the bowels of the Alpkit Labs.

The AlpWhistle Research Group's project explored new frontiers of whistle physics, pushing back the boundaries of human understanding, in its quest for the ultimate high oscillation, high decibel audio safety device.

Only kidding. It is a good whistle though. And it's always sensible to carry a whistle.