This adjustable jute bite protection sleeve is a great addition to your dog training equipment. It comes with strong handles and is designed to withstand your dog's bites and pulls. The sleeve is made of high-quality jute material and is suitable for adult dogs of any breed, including the German Shepherd. The blue and black sleeve has a package dimension of 38.2 x 32.4 x 12.5 cm and weighs 1.36 kg. It features a hook and loop closure type and does not include batteries. The Shilajit Essence Uk brand offers a great quality product for your dog's training needs. Get this bite sleeve for a more enjoyable and effective dog training session.