Lifewit Direct via Amazon offers its Lifewit Mandoline Slicer 5-Blade Kit for $19.99. Coupon code "D7E26582" drops the price to $13.99. Plus, Prime members receive free shipping. That's $35 off list and the lowest price we could find. It includes a 2.5mm shredder, 1.5mm shredder, 2mm slicer, 3mm slicer, and wavy slicer.