High Quality: Made of premium food grade stainless steel with no sharp edges, extremely sturdy and easy to clean. And selection of thick lead-free glass material, leak-proof, odorless, transparent and bright, explosion-proof, safer. Adjustable Holes: With 3 different sizes of hole switching function, and allows you to control how much seasoning is dispersed, leaving minimal or no wastage of condiment supplies. Easy to Seal & View: The jar covers rotate to open and close, the bottle body with high transparency and bright glass, easy to view the spices in the bottle. Widely Used: Space saving and easy to carry, perfect for home use as well as outdoor BBQ grill. Ideal for storing salt and pepper also fine herb, chocolate powder and other condiments as well. Tips: Before use, wash with clean water. Glass products can be washed with clean water and detergent. Do not disinfect directly with boiling water at high temperature.