Bunk House™ Citronella Oil Bracelet Assorted Colors. Whether you're setting up camp, hitting the trail or catching the last light by the lake, this bracelet lets you enjoy the outdoors without becoming the main course. A flexible metal core and non-slip silicone keeps it on your wrist while dual-ended diffusers release non-toxic citronella oil into the air. DEET-free and non-toxic citronella oil blend. Scent diffusers on each end help you enjoy the outdoors without becoming the main course. Lasts for up to 15 hours. Includes refill pack.