ALZOO™ Herbal Horse Collar CREATE A PLEASANT ENVIRONMENT FOR HORSES: The Herbal Collar for Horses contains a mixture of ingredients, including fragrances that migrate and spread on the surface of the whole body for 3-4 weeks. Through evaporation, it creates a pleasant environment of fresh and natural scent for the animal and the rider. *Horse Collar effectively protects & repels horseflies, fleas, and ticks *Proven safe and effective. *Laboratory tested for efficacy *Long-lasting; effective up to 30-day *Waterproof- The collar will maintain effectiveness even when the horse sweats. *SUSTAINABLE & SAFE. Safe, Cruelty-free, and made using recyclable packaging. Safety: The collar is equipped with safety pins allowing the collar to break away in case a branch or other object is getting stuck between the horse's neck and collar.