A versatile product great for office, home, or warehouse! Do you use your magnetic dry erase board for brainstorming sessions? Does your organization take advantage of Scrum methodology or TPM visual management? Our Light Bulb Magnets are designed for use in deployment flowcharts, affinity diagrams, scrum sessions-really, in any situation where you need to manage ideas. Additionally, these exciting light bulb magnets are perfect for the fridge to keep track of household chores and tasks. Best of all, the full magnetic backs have staying power. --- Color code your projects, or organize your visual processes and charts for quick employee comprehension. Each magnet is 3.5" x 5", offering plenty of room for your ideas. They 're flexible! Use on magnetic dry erase boards, filing cabinets, and metal surfaces. Simple to swap, rotate, and change. Designed to work with dry erase markers. (We recommend using glass cleaner or an alcohol wipe to clean the cards.)