Front Zip Double Sole Boots - Horse Full Grain LeatherDESCRIPTION GUIDI Shoes Collection. The double sole model of the one piece front zip up short boot PL1 can be said to be a representative model of the PL product number model, which eliminates the thinness of the toe peculiar to GUIDI shoes by adding leather sole inside the front insole to increase the height inside the upper. This model has an even higher heel height by adding one more sole to the PL1, which is the same heel height as the double sole