Winco PFFW-12 17 Gallon Food Storage Box 18 Inch by 26 Inch Polypropylene White Plastic Booster Seats In a cross like pattern

In a cross like pattern put the top left clip into the bottom right

you can easily switch from an empty cylinder to a full one with a simple turn of a knob

As noted above

Protection: Flip-Top Dust Cover

Application: Sterile surgical Prep/Labs

Winco PFFW-12 17 Gallon Food Storage Box 18 Inch by 26 Inch Polypropylene White Plastic Booster Seats In a cross like patternHeavy Duty Reinforced corners and rim offer superior durability designed to withstand daily use in commercial foodservice environments ideal for restaurants, hotels and cafeterias Versatile Ideal for storing prepped foods, inventory, supplies or organization Freezer Safe Withstands temperatures from 40F to 212F Rounded Corners Smooth interior with rounded corners make clean up a breeze Lid sold separately; NSF listed; 100% BPA free