Description Playologyâs Dri-Tech Rope Knot is a protein-scented chewable toy for dogs. It is ideal for moderate chewing dogs and its naturally resilient non-toxic BPA-, phthalate- and lead-free tear-resistant fibers are sheathed in slobber wicking performance material, which is stronger and safer than cotton rope and also dishwasher safe. Featuring 100% all-natural made-in-the-USA protein scent embedded throughout its material, Dri-Tech Rope Knot helps create vigorous exercise-based play by triggering dogsâ instinctive desire for food via their powerful olfactory organs and nerves. Pet owners, professional dog handlers, veterinarians and service dog trainers utilize this interactive dog toy to help canines stay alert, in shape, and always ready for lively physical exertion. Playologyâs 100% Happiness Promise: If you or your dog arenât satisfied with your purchase, weâll make both of you happy with either a replacement toy or a full refund. About: Dog lovers Adam and Lendy Beatty founded Playology to make dogs as fit and happy as possible. Studying the science behind what truly motivates canines, our dedicated team designed a colorful array of chew toys to stimulate dogsâ dynamic sense of smell, which is roughly 10,000 times more powerful than ours. Trademarked âEncapsiscent Technology,â Playology scientists encapsulate millions of microscopic protein derivatives throughout the whole toy, which excite dogs into chewing, gnawing, and fetching their way toward a stronger physique without unhealthy snacks. Inspiring highly-enthusiastic states of vigorous hunger-based cardiovascular exercise, all of our non-toxic dog toys can help pets stay healthy throughout their entire lives.