About Flexi USA Makers of the Flexi Retractable Leash, Flexi USA is the main distributor for Flexi in the United States. The Flexi leash line was designed in Germany and has revolutionized the way pet owners walk and exercise their animals. Each product is designed to the highest standards and is backed by years of experience and innovation. Flexi USA is the leader and inventor of their retractable leashes and leads in the world marketplace. Please note this product does not ship to Pennsylvania. * Made of plastic and webbed fabric * Very practical, fits in every pocket * Perfectly suits for small animals up to 18 pounds * Offers maximum length of 10-feet