Essential Oils DEET-Free - Our repellent bracelets are made with essential oils: Geraniol Oil, Lemongrass Oil, and Citronella Oil 6 Refills Replacement - We equip each repellent bracelet with 6 replaceable cotton refills and store them as individual packages, keeping them fresh and increasing the life span, up to 180 days, which will help you through the whole summer Comfortable Wearing& Innovative Design - The surface of the bracelet is made of safe silicone material, which is more comfortable to be close to the skin, and to wear on your wrist and ankle. At the same time, it can be used as your fashion decoration! The innovative replaceable core method is more conducive to environmental protection One Size Fits All - The memory steel ring is used inside the bracelet, which can adjust the appropriate size according to your wrist size, stretchy and easily fits, is more durable, and is not easy to deform Use in Any Scene - Whether you are indoors or outdoors, go out for BBQ, camping, hiking, gardening, fishing, hunting, swimming, golfing, parks, picnic, daily life, or traveling, you can get a comfortable wearing experience. Enjoy the outdoors without worrying about pesky mosquito bites