Geomag PRO is the line for whom wants to make incredibly big and astonishing models. This special rod keeps the maximum power of the magnets permitting to build unbelievable constructions. PRO Color, Pro Metal and Pro Panels  are the different lines that gives you an incredible assortment products. This line, that is not considered a toy and is 14+, is available in 3 different boxes from 44 pcs up to 200 pcs.