Zefal z box tool holder bottle largethe zefal z box is a large capacity tool holder it responds to your needs thanks to the two compartments available it is waterproof to keep your belongings dry it will fit securely in most water bottle holders features material polypropylene waterproof to protect contents from damage convenient storage compact practical bottle cage fitting with easy grip can be split in 2 parts for easy storage height 250mm capacity 08l weight 130g buyzefal ac