SET OF 4 OBSTACLES: This pet training set features a variety of equipment types with high jump, tunnel, swerving around poles, and jumping ring. ADJUSTABLE TRAINING DIFFICULTY: Customize the height of high jump and jumping ring, this agility set makes training from easy to hard, ideal for both beginners and the professional. CONVENIENT: Lightweight dog agility weave poles for quick and easy setup and convenient transport with the carrying bag. MULTIPLE USE AREA: This agility equipment dog can be used on grass or on any flat ground. And you can fill with water to add steadibility. BUILD RELATIONSHIP: This pet agility set can help to nurture the relationship between pet owners and pets while teaching them new tricks, benefits both you and your pets.