ACRYLIC SHELF DIVIDERS FOR CLOSET ORGANIZATION. Stackable and Stable for Space-Saving. Stackable ✔ ✔ ✔ ✔ ✔ ✔ ✔. Easy Set up: The shelf purse organizer was super easy to assemble, just took a few minutes and no tools, Effortless installation and removal with 90-degree vertical insertion.