for children cartoon baby mosquito repellent bracelet plant essential oil mosquito repellent ring wristband watch (melted) Model ： z118 Long-lasting mosquito repellent: Essential Oil Liner can be used for about 30 days. High Quality: This bracelet is made of high quality silicone, soft, comfortable, waterproof and sweatproof. Adjustable: The lap ring bracelet can be adjusted freely according to the size of the hand and can be used by infants, children and adults. Easy to carry: can be worn on the hand and transported with children. It can also be buckled in a stroller and placed in the baby room. Rotary vents: The dial has small holes to facilitate the evaporation of the essential oils.