... set*With metal box packing or vacuum packing*Magnet Grade: N35*Dimensions: each buckyball is 5mm in diameter*Color: silver,gold ... ,black,white,green,purple,yellow,red,etc.*Energy density: N35*Material density: 7.5*Remanence: 1.21 (T)*Curie ... electroplated for durability and precisely crafted for the formation of magnetic structuresapart from assembling creations,the balls are worn as custom ...