Speks are like magnetic putty, a stress ball and building blocks all in one. Now with a colorful matte coating! Made from rare earth, neodymium magnets, Speks magnetic balls are possibly the most popular desk toy ever made. Speks are like magnetic putty, a stress ball and adult building blocks all in one. Mash them around for oddly satisfying stress relief or build a shape to unleash creativity. Ages 14+