This offering is for medical grade 1oz, 2oz, 4oz. boston round dispensing bottles with each having a 1.5 inch 18-gauge stainless needle applicator Plus a 10ML all with a 1.5 inch stainless steel applicator. These dispensing bottles are made of the highest quality soft Low Density Polyethylene (LDPE) made for dispensing a large variety of liquids. The combination of the LDPE bottle and the precision 18 gauge needle applicator is perfect for dispensing any liquid exactly where you want with no dripping. I have a 100% positive feedback so you can buy with confidence!! The needle applicator is of 18-gauge stainless steel with a patented Luer Lock that attaches to the cap. It is 1.5 inches long so it can easily get into hard to reach places. It also comes with a needle cap that is leak proof so that you can save any unused liquid. This is a pharmaceutical grade product that is of unmatched quality. You can buy bottles from your local hardware store that you cut the tip off a plastic tub that just dumps the liquid out or you can buy a pharmaceutical grade product for a precision application.