Features: 1. The main bracelet is made of safe silicone material which is durable and safe to the human body. 2. Naturally extracted no side effects gentle care safe for your children. 3. As the natural oil are released into the air around you they help to mask the scents of your breath and body making it harder for mosquitoes to find you. Super simple super effective. 4. The size of the wristband is adjustable and it can be worn by both adults and children. Easy to put on/off. 5. Suitable for home play mountaineering school sports camping etc. to effectively prevent mosquitoes. Notice: Actual color may be slightly different from the image due to different monitor and light effect. Please allow 1-3cm deviation due to manual measurement. Description: Name: Mosquito Repellent Bracelet Bracelet material: silicone Mosquito repellent ingredients: bay leaf sunflower lavender mint etc. Mosquito repellent time: each mosquito repellent ball can last about 10-15 days. Size: As the picture shown Battery: No Color/Style: As the picture shown Application: for Kids Adult includes: 1 x Mosquito Repellent Bracelet "