Stress, restless nights, or racing thoughts? Meet Moonbird, the world’s first handheld breathing guide that brings science-backed calm right into the palm of your hand.

This intuitive device gently expands and contracts, physically guiding you into the optimal breathing rhythm to relax your body, lower stress hormones, and improve sleep quality. Unlike apps or timers, Moonbird is tactile and effortless—you simply hold it, breathe along, and feel the difference within minutes.

With regular use, Moonbird helps you:

✅ Fall asleep faster and enjoy deeper rest
✅ Reduce anxiety and restore balance in stressful moments
✅ Sharpen focus and mental clarity during the day
✅ Recover quicker after exercise by activating your body’s natural relaxation system

Join thousands of health innovators who already use Moonbird as their go-to tool for everyday wellbeing.

➡ Exclusive Koen Kas Shop perk: claim your discount code and start experiencing calmer days and restorative nights with Moonbird.