KONA HENNA PROFESSIONAL HENNA KITS KONA HENNA makes Professional Quality Henna Kits and Refill Kits. Our Henna kits are Guaranteed to be the easiest to use, darkest staining, longest lasting Henna Kits made. The product included in our KONA HENNA KITS is the very same Henna and Tools used daily in our KONA HENNA STUDIOS in Hawaii for over 6 years! KONA HENNA PRODUCTS are the easiest to use for first timers and the choice of Professional Henna Artists worldwide. Professional Strength. Professional Tools. Professional Results. .