●Material: Made from thick and rigid EVA material, providing excellent shock absorption to protect your belongings from harm.The bottom of the bag is made of thickened anti slip and wear-resistant materials, which can fit well with the shelves and provide cushioning.With strong metal buckles in the fixed position to avoid loosening during travel. ●Large Capacity: This motorcycle tank bag is designed to expand from 15L to 18L, ensuring it meets your basic travel needs. Suitable for most motorcycle models available in the market ●Multi-functional: This Motorcycle bag can be used as a backpack or hand-carried, offering great convenience for your travels. ●Accessory: Includes a waterproof cover to keep your belongings safe even during rainy rides ●Proper Size: 28*18*32; Weight: 1400g.