When dealing with lots of index cards or memos, it's helpful to have office accessories that make organizing a breeze. The Oxford card guides feature a strong design and offer a simple way to separate different materials. Tabs are 1/5-cut. Made of durable poly for long-lasting use. 3" x 5" size card guides are compact for small or large office spaces. Assorted-color, polypropylene card guides withstand everyday use.