Check the listing for details. Mr. Pen- Adhesive Magnetic Sheets, 8" x 10", 4 Pack, Magnetic Sheet, Magnetic Pa. Color: Black, Condition: New, Made in United States. Listed at 11.93 USD. These 10” x 8” sheets are made of strong adhesive material, perfect for sticking any image, textured material, or artwork to the fridge, filing cabinet, car door – anywhere you want it! Whether you're looking for a fun way to personalize your kitchen refrigerator or revamp a filing cabinet at the office, these versatile sheets can do it all.These 10” x 8” sheets are made of strong adhesive material, perfect for sticking any image, textured material, or artwork to the fridge, filing cabinet, car door – anywhere you want it! Whether you're looking for a fun way to personalize your kitchen refrigerator or revamp a filing cabinet at the office, these versatile sheets can do it all.