Resistant: Waterproof enough to last through rain and frequent hand washing, meaning you don't have to remove the bracelet at any time! Bracelet: Get an ultrasound mosquito repellent wristband How it Works: Repels pesky mosquitos by mimicking the sound of the unhappy female insect - so you can get on with your day without batting them away! Colours: Available in black, white, black purple, and white purple. Size: L 296mm x dial diameter 31mm. Suitable: Can be worn by everyone - including pets, kids and old people, and pregnant people. Mosquito Repellent Wristband | Living Social | Living Social