1.The tamper evident labels can be used on envelope seals,baking products,cake boxes,beverages,food containers,freshness food and gift packaging. 2.MULTIPURPOSES - Tamper-resistant Label stickers are great for restaurant to keep products safe by using a tamper resistant stickers. 3.EASY TO USE - Just peel and stick on. 4.SPECIFICATION - 2.75x0.5inch,504pcs per pack. 5.QUALITY ASSURANCE - Your satisfaction is our aim.If you have any questions about our products, please contact us!