Compatible with 64ounce containers, profile 64 oz quality materials Black outer component made from a rubbery nonsilicone material Includes a polycarbonate plastic plug Round shape with lid flaps for secure closure Thoughtful design and function Lid plug is clearly marked with measurements for easy ingredient addition Plug inserts through the lid and is secured by turning clockwise Remove the lid plug to use the tamper or to add ingredients during operation Benefits and performance Provides a precise, measured way to add ingredients during blending Maintains a secure seal when the plug is engaged Allows convenient access to the tamper or to add ingredients without removing the lid Use scenarios Largebatch smoothies, shakes, or soups: add ingredients through the lid while monitoring measurements Batch cooking and meal prep: precisely add spices, liquids, or other components during blending Catering or bulk prep: manage multiple ingredients quickly and efficiently with builtin tamper access This accessory is designed to fit and function with 64ounce profile containers, offering compatibility, durable materials, and a practical lid plug design for efficient blending and precise ingredient control.