Product Description: ★New and improved filter with fine mesh ★Airtight, leakproof lid locks in freshness and flavor ★Non-slip silicone handle ★Fits in most refrigerator doors ★Dishwasher safe ★Material: PC ★Seal lid airtight, shake well and store in refrigerator overnight or up to 36 hours to cold brew. ★Occasionally twist open and swirl infuser. ★Remove infuser when brewing is complete. ★The result will be a brew of concentrated coffee. ★The traditional hot brewing process releases undesirable acids and oils, resulting in bitter flavor and acidity that is intolerable to many. ★Package Include:1 x Coffee Kettl