Help keep track of your kids 'gear with these brightly colored Durable Labels. They're perfect for labeling daycare, school and camping gear, lunchbox items, sippy cups, bottles, sporting goods and electronic devices. The water-resistant labels are dishwasher and microwave safe and stick to plastic, wood, metal, rubber, paper, ceramic and glass. And our TrueBlock(R) Technology allows you to completely cover up whatever is underneath the label. The labels work best when using a permanent marker. Lost and found is now a thing of the past with these kid-friendly labels.