REUSABLE: Our chalkboard labels can be used over and over.Simply wipe with a damp cloth and re-write.The writing surface is smooth, allow regular chalk or any liquid chalk marker to write on, chalkboard labels are a fun DIY project. COMPLETE SET YOU CAN FIND: A roll of 150 chalkboard labels ( 2.17 inchx 1.38 inch ) . Reasonable size let you can cut these blackboard labels into different shapes. PREMIUM MATERIAL: High quality waterproof chalkboard labels made from superior durable vinyl material. Matte texture with a crisp cleanthe,writing surface is smooth. The pen with long lasting and quick drying features, safety and non-toxic. WIDE RANGE OF USE: 150 waterproof stickers packaging suitable for: jars, spices, wine glasses, crafts, party decoration, crafts rooms, weddings, biscuits, bakery, coffee shops, cans, garages, containers, homes, kitchens, offices , Party, handicraft project. Colour:black Material:PVC stickers Size:5.5 x 3.5cm Package Contents: 150 x Chalkboard Label Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.