Customizable Function This top tube bag is customizable, allowing you to tailor it to your specific needs and preferences. Magnetic Lid Design The magnetic lid provides quick access to your items, making it convenient for on-the-go use. Sufficient Capacity With a capacity of 1L, this bag provides ample space to store your small essentials like keys, phone, or tools. Versatile Attachment Equipped with screws or straps, this bag offers versatile attachment options to suit various bike frames. Waterproof Material Crafted with premium waterproof fabric, this top tube bag ensures your essentials stay dry in rainy conditions.