125kHz Passive RFID Bracelet Wristband Writable Waterproof Bracelet IC ID Silicone Wristband. Customizable Color Options: Available in blue, red, white, black, green, yellow, orange, gray, pink, or customized colors. High Durability Material: Made of 100% silicone, non-toxic, elastic, moisture-proof, waterproof, and shockproof. IP68 Waterproof Rating: Fully waterproof design suitable for swimming pools, saunas, and outdoor use. Long Writing Cycle: Supports up to 100,000 writing cycles for reliable long-term data storage. Multi-Chip Compatibility: Supports LF (125KHz), HF (13.56MHz), and UHF (860-960MHz) chips with specified models. Multiple Certifications: Certified by FCC, CCC, CE, ISO, and RoHS standards for global compliance. Silk Printing Logo: Customizable branding with silk printing logo craft for corporate or event use.