Usually Ships in 2-3 Business Days from manufacturer Lead times vary based on manufacturer stock Product Overview Accurately measures 1 oz. of liquor; eliminates the need for shot glasses and jiggers Features 3 ball bearings, 1 primer ring, and a convenient side valve to reduce waste and spills Shamrock green color can be integrated into a color-coded system to prevent cross-contamination Sturdy virgin plastic, polycarbonate-free construction is designed to last Assembled with a glue-free patent