1.·Qty and size of magnets - There are 120pcs magnets in each package, measuring 0.394 x 0.118 inches,The standard tolerance is plus or minus 0.05, The vertical suction of each magnet is about 2.79lbf, and it has a strong suction. If you buy it, believe that these magnets will be a good helper to solve your life's problems 2.·Wide range of uses for magnets - Our magnets are double-sided magnets with strong suction. It is very versatile, can be used as a kitchen fridge magnets, file cabinet magnets, classroom magnets, office magnets, warehouse magnets, Diy magnets,laboratory magnets, manual magnets, creative magnets,whiteboard magnets,Dry erase baard magnet 3.· Magnet performance -- our magnet raw material is rare earth Ndfeb N40 material, surface treatment and electroplating adopts advanced nickel-copper-nickel three-layer process, which has excellent collision resistance, corrosion resistance and oxidation resistance. Another magnet itself is fragile, use as far as possible to avoid a strong collision 4.· Scratch- technology -- Each of our magnets has a fine, smooth surface that is easy to remove without leaving scratches on the surface of refrigerators, offices or other objects. In addition, the delicate plastic box packaging can not only prevent the damage and loss of magnets during transportation, but also can be given as a gift to relatives and friends