Adjustable water flow control for consistent brew results. The adjustable valve lets you set the flow rate to match your brew method and preferences. Flexible brewing options with two guides. Switch between guides to accommodate different techniques and user needs without changing equipment. Precise pouring with a narrow mouth. The narrow opening enables accurate pours for better water distribution and flavor extraction. Easy navigation with 90degree right angle flow. The design allows you to pour around coffee grounds while maintaining a steady stream. Use scenarios Pourover coffee at home: use the adjustable flow and narrow mouth to control bloom and extraction for a cleaner cup. Experimenting with brewing techniques: toggle between the two guides to compare pour patterns and optimize your method. Busy kitchen or tight counter space: the rightangle flow helps you pour steadily without splashing or losing control near the grounds.