The Narrow Custom Punching Bag is made from high-quality full-grain leather, ensuring durability and longevity. The bag features a 2" foam rubber inside liner that maintains its cylindrical shape and firmness, providing a realistic training experience. For added security, the bag comes with industrial-grade seatbelt nylon hanging straps, and a heavy-duty steel bottom D-ring that can be used to secure the bag to the floor. With its superior construction and reliable design, the PB-H1 is an excellent choice for anyone looking for a narrow punching bag.