This convenient tool allows you to shake salt and pepper from one unit. Rotate the tab to the side of the desired seasoning while the other side remains closed. Rotate the tab to the middle to close both salt and pepper holes to prevent humidity. The bottom silicone covers are easy-to-open for refilling while top stays closed off to avoid mess. Divided wall keeps salt and pepper separate. Salt capacity: 85g (3oz). Pepper capacity: 35g (1.2oz).