Fits Trodat Professional rubber stamps 5208 5480 5274 5474 and former models 4208 4480 and 4258. The ink is water based and contains no toxic substances no acid no formaldehyde and no heavy metals. The ink is hygroscopic meaning that it self regulates by absorbing the humidity of the surrounding air so that it does not dry out allowing prolonged usage. The pads are available in 5 standard colours black blue red green violet and packed with 2 pieces in a convenient blister. Pads are also avail...