TRENDBOX 1 Set (2 Units) Silicone Bike Frog Lamp + 1 Line Red Taillight Front Rear Road Safety Warning Flashing Bulb for Cycling Bicycle Safety light creates a virtual lane around your bike, helps to protect and keep you safe from incidents during night-time cycling or in the dark. The perfect accessory for keen cyclists or anyone with safety concerns or worries about the dangers of cycling at night. Use for jogging, walking, bicycles, car emergency, horse-riding, road emergency & camping, ETC. Remind someone else of keeping distance & waterproof that is safer in water fog when riding in the rain. Install or remove without any tools, easy to operate.