Features: 1. Number tag: There are numbers 1-30 and numbers 1-50 to choose from, and the number is sufficient to meet different selection needs. 2. Size details: The diameter is about 3.5 cm/1.38 inch, small and light, very convenient to carry, can be put into pockets and bags without taking up space. 3. Durable material: Made of plastic material, strong and durable, not easy to fade and deform, and can be reused for a long time. 4. Easy to install: Each digital tag has a mounting hole, which can be installed directly with screws, or stringed with ropes. 5. Wide range of applications: Can be used in saunas, bars, clubs, restaurants, hotels, gyms, offices and warehouses. Specification: Product name: Number tag Color: black on yellow Material: Plastic Size: About 3.5 cm/1.38 inch (diameter) Type: Numbers 1-30, Numbers 1-50 The package includes: 30Pcs/set x Number tag (Numbers 1-30) Or 50Pcs/set x Number tag (Numbers 1-50) Note: 1. Due to the light and screen difference, the items color may be slightly different from the pictures. 2. Please allow 0.5-2 cm differences due to manual measurement.