- Specifications: MUNBYN Labels: Size 2-1/4" x 1-1/4" (57.15mm x 31.75mm), 1,000 labels per roll (1 roll, white). Paper tube diameter: 1.26" (32mm), paper roll diameter: 3.15" (80mm) - High-Quality Printing: These thermal labels deliver clear, crisp prints with a strong self-adhesive backing. Waterproof and oil-proof, they offer durability in various environments. The writable surface makes them great for both business and personal use - BPA & BPS-Free: Tested and free from harmful chemicals like BPA and BPS, ensuring that they are safe and non-polluting - Versatile Applications: Ideal for thank-you stickers, branding, DIY projects, QR code labels, and more. These versatile labels are great for personal and business applications alike - Wide Compatibility: Compatible with MUNBYN, Jadens, Rollo, Nelko, Phomemo, iDPRT, Beeprt, ASprink, POLONO, LabelRange, OFFNOVA, Jiose, PRT, Itari, K Comer, and other direct thermal printers. (Not compatible with Dymo or Brother printers)