... Bracelet 1.material:Natural mosquito plant extracts and plant oils, etc 2.colorful 3.OEM 4.SGS Mosquito Killer ... of mosquitoFormula used by the U.S. natural essential oils, and polymer synthesis, essential oils slow the release of molecules in the air ... emotional effects are cool, make head clear and focused. lavender essential oil effect is calm, eliminating frustration, soothe trauma, so ...