GoClip™ for mosquitoes can be attached to clothing, a lanyard, a hat, a backpack, a stroller even a dog collar. It protects the space around you with a pleasant smelling blend of all natural essential oils that repels mosquitoes, biting flies and ticks. The GoClip™ repellency lasts 48 hr, you can use it for several hours at a time and then place GoClip™ in its resealable package to extend the life for days.