Comfortable & Sturdy Handles - The bite builder features 2 strong hidden handles giving you more hand placement options and a secure comfort grip. The handles will maximize your control over the gear while optimizing your bite training.Chewing Toys for Dogs Teething : Biting surface is super tough but also very soft for dog teeth, to keep both of you absolutely safe. They are safe dog toys and help cleaning their teeth to maintain good dental hygiene，The handles are made of nylon webbing ,designed to withstand the daily tugging with double stitching is made of the highest quality jute material to ensure that your dog will never tear it when having fun.