[Exceptional quality] Search “ WD-PF-01A Plus” or ASIN: B086ZPR3WM for replacement filter, NOT brita maxtra!!! The jug is made of high-grade BPA-free plastic and has an ergonomic handle, which makes for easy handling. Because the filter uses activated carbon and highly efficient ACF from Japan, you can rest assured that you will enjoy optimal performance. Also, our filters can be used in longer time and avoid the trouble of replacing the filter every month [Small-capacity jug to meet multiple needs] The dimensions are: 24.4cm*10.4cm*25.4cm (9.6*4.1*10.0 inches). The product has a 5-cup capacity and its small size makes it easy to carry. This jug is colourful and perfect for use in dormitories and offices. Use our jug to filter impurities out of your water [Certified filtration] The jug is NSF 42 certified for the reduction of chlorine, taste and odor. It is also NSF 372 certified for lead-free material. Multi-stage water filter technology. Drink more water everyday with Waterdrop [Dedicated filtration performance] The main purpose of this Waterdrop filter is not TDS removal. “TDS” stands for “total dissolved solids,” which are basically inorganic salts and a small amount of organic matter. This filter can reduce harmful substances while retaining beneficial calcium and magnesium, which are the main components of inorganic salts. If you want to physically remove TDS, your best option is the Waterdrop RO system [Gravity induction indicator] The jug contains a indicator that lets you know when it’s time to replace the filter. In addition, while pouring your water, you can check on the use status of the filter