Features: As a pre-filter accessory, it effectively removes impurities, preparing the water for main filtration process. Make of PET, safe, wear-resistant and enduring. This filter bottle ensures safety and durability, even under pressures. The clear designs allows you to easily monitor the filtration process. This 5inch single stage filter bottle offers efficient water purification, ensuring your household water is safe and clean. This filter bottle can be used with various water purification systems, offering multifunctional and convenience. Specifications: Component: PET Ttpe: 5inch bottle 1/2inch mouth (copper thread)/1/2inch with PP cotton and accessories (copper thread)/5inch bare bottle 1/4inch mouth rubber teeth/bottle 1/4inch mouth with complete accessories Applicable water pressure: 0.4Мра Size: about 115x180mm/4.53x7.09inch Package Includes: 1pc Filter Bottle/1pc Filter Bottle with Accessories note: Please allow 1-2cm errors due to manual measurement, make surely that you not mind before order. Due to difference between different monitors, the picture may not reflect the actual color.