Accepted stickers include 500 pieces, they are in 2 inch. Quality Control Labels are designed in two color, it is eye-catching to tell people the information that it was accpetd. Inventory Labels stickers are perfect use for warehouse, inventory, quality control and assembly etc Self adhesive stickers can be easily peeled off the roll and put on any clean surface such cartons, boxes, pallets, cardboard, glass, and paper, etc QUALITY CUSTOMER SERVICE: Any question about products or orders, please feel free to contact the customer service, we will try our best to solve the problem.