Tickless® ECO – the new, even more environmentally friendly generation of chemical-free, ultrasonic tick repellents Ticks can cause many dangerous diseases, so everyone wants to protect their loved ones from these parasites, but it doesn’t matter how. If you want to avoid the use of chemicals, disturb the smell or texture of tick repellents, and have to apply on yourself from time to time, choose the chemical-free TICKLESS® product family. In addition to being chemical-free, we are constantly striving to be more environmentally friendly, as for us, environmental awareness and sustainability are not just a growing trend, but the only way we can go for a more livable future.