Lynk Expandable Kitchen Cabinet, Pantry, and Closet Shelf Organizer - Adjustable Extra Shelf - Platinum Double shelf space in the kitchen, pantry, closet or laundry room Our heavy duty shelf dividers simply slide over any standard solid shelf up to 7/8" thick. Adjust for a perfect fit to stay rigid and securely in place. Width easily adjusts from 12.25 inch to 21.25 inch for a custom fit Cabinet shelf also works as shelf dividers Heavy-gauge square platinum epoxy-coated steel construction