Friendly After-Sale Service: Please buy it with confidence,we provide most friendly after-sale service, any quality problem or other questions, please contact us in time, we are willing to help you solve any product's problem. Strong Handle:There are two handles, the internal handle is stronger, you can hold the entire sleeve for heavy occlusion training. Protects most of your arms: Because of large size (60 * 30 cm), it can cover and protect most part of your arm. Material: made of high quality Jute, strong and safety. All used materials are environmentally friendly. The bite sleeve will protect the trainers from the dog’s teeth.It can be used both on right and left arms. Training Bite Protection Sleeve: This training kit is perfect for professionals and beginners and works well for outdoor use.The wide surface of sleeve encourages puppies to open their mouths and take a full bite.