1.【Easy For Use】: Mini size for each item, capacity: 150ML. It’s not clunky at all, you can hug and shake it with one single hand. It has a big screwed-off cap, so you can refill and clean easily. The transparent glass body helps to verify clearly what's inside and when the shaker shall be refilled without removing the cover constantly. 2.【Nice Humidity-proof】: the shaker are rust-free because it’s made without metal or springs, but only glass and plastics. When the flip seal caps are covered with a clear tick sound, no water will get in and nothing will spill out. You will enjoy using it: no clumping, no blocks; no jams, no worries. It works great especially in humid climates. 3.【Precise Amount Controlling】: with 2 different hole shapes on top, you can adjust and dispense your flavor amount accurately for needs: the small spot holes for bit and even shaking, the moon-shaped extra-large hole for bulk and mass pouring. 4.【Multi-purpose Container】: you can fill this smart shaker with different granular or sliced condiments, like: sea salt, sugar, sesame, curry powder, hot cayenne pepper powder, etc. 5.【For Various Occasions】: it's xcellent as meal-serving table-ware sets for home kitchens and commercial bars, pubs, restaurants, cafeterias, canteens or other food services places. It also works well for outdoor travelling, or for picnics, camping, boating or out to the patio for barbecue and grilling. They are just what you need!