ROCKBROS 0.7L Waterproof Bike Frame Bag with Combination Lock, Durable Top Tube Storage Box for MTB, Road Bike, Black Brand: ROCKBROS Material: Lock: Zinc Alloy, Box: ABS Plastic Weight: Approx. 480g (with accessories) Capacity: 0.7L Color: Black Dimensions: Approx. 23.4 * 7.4 * 8.4 CM SUITABLE CAPACITY & PRACTICAL FLIP DESIGN: With a volume of 0.7L, the box provides ample space for tools, keys, or small items. Thanks to the flip-open lid, contents can be retrieved quickly and conveniently. SECURE COMBINATION LOCK – QUICK OPENING WITH A TWIST: Equipped with a combination lock that opens with a simple twist. Reliably protects your valuables from theft—ideal for on-the-go use and during short stops. WATERPROOF & EASY TO CLEAN: Made from durable, waterproof plastic material. Protects contents from rain, dust, and shocks. Perfect for daily use in any weather. EASY TO INSTALL – SECURE HOLD ON THE FRAME: The bicycle storage box is attached to the bike frame using a strap and screws. Installation is simple and fast. Thanks to the stable mounting, the box stays securely in place even on bumpy roads—no wobbling or slipping. FLEXIBLE MOUNTING – FITS TOP TUBE & DOWN TUBE: Can be mounted on either the top tube or down tube of the bicycle. Compatible with most bike types such as mountain bikes, road bikes, or trekking bikes.