Insect Shield Insect Repellent Neck Gaiter Repels Stubborn Insects  Features built-in protection against harmful biting insects, including effective repellant of ticks, mosquitoes, fleas and more Comfortable Fit  Fido will stay comfy all day in this insect-repellant gaiter, since its made with stretchy, breathable fabric that can be worn around the neck or head High-Visibility Fabric  Adds safety while walking or playing at night thanks to the high-visibility, reflective strips that make your pup easy to see at night Several Sizes Available Comes in three convenient, adjustable sizes to suit all breeds; Made from 90 percent polyester and 10 percent spandex for longevity Effective and Approved  Approved and recommended by Dr. Katy Nelson of the Belle Haven Animal Medical Centre in Alexandria, Virginia