Bugables by PIC Citronella Coil Wristbands release a citronella scent that lasts for up to 200 hours that works to repel mosquitoes. It can be resealed in its original packaging after use. These bracelets come in a variety of colors and one size fits all with its coil design. The easy-to-use mosquito repelling wristband can be packed for outdoor trips and for planned outdoor activities. They can be worn on your wrist or ankles. These repelling coils are perfect for families. They are convenient for travelers, hikers, and outdoor enthusiasts..