Quartet Glass Board Magnets, Large, 6 Pack. Glass board, rare earth magnets are super powerful and the perfect accessory for any magnetic board. These are the only magnets that are strong enough to hold papers securely on a magnetic, glass surface board. Each large magnet can hold up to 6 unstapled sheets on a magnetic glass board. Magnets are round and clear in colour. These large, rare earth magnets are extremely strong and able to securely hold a number of items on the surface of any magnetic whiteboard. Use the magnets to display photos, reference materials or anything else that you need to see at eye-level. Made of neodymium, the magnets can secure up to 27 pieces of paper on a magnetic glass whiteboard. General Information Manufacturer:ACCO Brands CorporationManufacturer Part Number:853917Manufacturer Website Address:http://www.acco.comBrand Name:QuartetProduct Name:Rare Earth High Power MagnetsMarketing Information:These large, rare earth magnets are extremely strong and able to securely hold a number of items on the surface of any magnetic whiteboard. Use the magnets to display photos, reference materials or anything else that you need to see at eye-level. Made of neodymium, the magnets can secure up to 27 pieces of paper on a magnetic glass whiteboard. Packaged Quantity:6 / PackProduct Type:Board Magnet Physical Characteristics Product Color: Gray Clear Product Material:Neodymium Miscellaneous Recycled:NoAssembly Required:No Product Numbers: 85391 034138853917 QRT85391 QRT853917