Spruce Peanut Silo Medium, by Aspects. The wire mesh is stainless steel and the die cast top and bottom feature a powder-coated Chrome finish to withstand the rigors of the outdoors. A protective polycarbonate collar keeps the wire mesh true to form and covers any sharp edges. We've even placed a triangular director at the base of the tube to be sure all seed is easily accessible to the birds. Ideally suited for small whole peanuts, black oil sunflower, or any available peanut mixtures. Medium size of 1-1/4 quart capacity, LIFETIME GUARANTEE. Made in the USA. See below for quantity discounts.