public int getCorrectSize() {
		if (correctSize == 0) {
			
			correctSize = 72;
			
			int[] sizes = {18,27,36,45,54,63,72};
			
			for (int size : sizes) {
				if (Kit.list.size() + 4 <= size && correctSize > size) {
					correctSize = size;
				}
			}
			
		}
		
		return correctSize;
	}