Normal-flow, hard plastic free-pour spout with a maximum size blue colored poly-cork for bottles with extremely large necks close to 1.3" (33mm) inside diameter. There are very few liquor brands that this pourer will fit so make sure to measure the inside bottle neck diameter before ordering this spout. Our customers have found a variety of custom applications for this pourer like large neck olive oil cruets, wide mouth vinegar bottles & liquid soap dispensers. This pourer will empty a liter bottle in 53 seconds. Pour 1 ounce by counting "One One-Thousand One".