Practical Design. Exceptionally balanced custom shape for a solid seal, shake, and separation every timeMaximum Durability. Made from the heaviest 100% stainless steel of any shaker on the market and built with reinforced 360 degree welding for the weight caps on both tins.A Perfect Pair. Includes two tins made for each other - one 28 oz. and one 18 oz.Beautiful Construction. Mirror polished stainless steel exterior and brushed stainless steel interior.