The Filson Bug-Off Stick is Keep mosquitoes, biting flies and other flying pests away with this all-natural Bug-Off Stick. The blend of beeswax and insect-repelling essential oils apply directly?no sprays to get in yFilson’s eyes and mouth. And unlike DEET, this formula does no damage to technical fabrics and membranes and is actually beneficial for skin. Eco-friendly recyclable and compostable packaging. Recommended by CDC as an alternative to chemical repellents.