silicone wine charms/glass/bottle rubber marke r1.silicone rubber material 2.use for bottle,cup,glass,beverag 3.factory price 1. Material:100% silicone2. ... youHigh quality carton packing Suitable for long-distance silicone rubber wine/cup glass marker/coasterDetails1) 100%food-grade, silicone material ,safer ... marker makes it easy and fun to distinguish your wine glass from others in the crowd.