Our 16 oz LED Green String Light Double Wall Cup features a super bright string lights of green LED's in between the double wall of this clear plastic cup with choice of light modes. Conveniently comes with a lid & straw for your portable pleasure. Perfect for your signature drinks for St. Patrick's Day & Mardi Gras, Sporting Events, Graduations and other events & parties where green fits your color scheme. 3 AG13 batteries are included, installed & replaceable. Sold in units of 1. Please order by the individual cup. Reusable & hand wash only.