Ultrasonic Mosquito Repellent WristbandARE THESE BOTHERING YOU SPEC Materials: Plastic Color: Black Weight: 30g Size: As Shown Package Includes: 1* Stylish Mosquito Repellent Wristband NOTES Not for children under 3 years. Avoid direct mouth contact. Replace every 30 days or when scent diminishes. Store in a sealed pouch when not in use to preserve efficacy. Test on a small skin area before prolonged wear if sensitive. Effectiveness varies by mosquito species and environmental conditions.