UHF PPS Button Laundry Tags With Two holes and 25.5mm-diameter round. Using PPS hard shell finish. It can be fixed in the position your need with traditional sewing methods, And the UHF PPS laundry tags provides a unique identification code while also printing or laser QR code on it before using it. The PPS round laundry tags are washable, durable, it is suitable for use with clothing. And the UHF PPS tags still can be safely cleaned, dried, and ironed together with clothing, while maintaining the original position without affecting their performance or readability.