Usage Tips:50-pack hip flasks, made of stainless steel, no rust, safe and durable, food grade silicone stopper, keep it sealed and not leak. Upgraded designed stainless steel bottle mouth, rubber dust cap, more convenient to use, you never have to worry about losing the dust cap. Easy to clean and long-lasting. Easy to remove and replace, just hand wash with soapy water to use again. These spouts with a tapered design provide control, accuracy and the most perfect consistent pour speed. You 't be dripping or hesitating to pour when you use our spirits pourer. Suitable for about 3/4 inch mouth, such as wine bottles, red wine bottles, whiskey bottles, olive oil bottles, vinegar mouthpieces and other condiment bottles. Widely used in bars, clubs, restaurants, cafes and home kitchens. size: about 11 x 5.3cm Material: Stainless steel colour: black+silver Package Contents: 50 x wine pourer Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.