XIUCHENG STRETCH WRISTBANDS, made of ultra-comfortable, polyester material that stretches and adjusts to wrist size. Features custom full-color dye-sublimation printing on inside and outside of band, transforming every guests wrist into a mini billboard. Wristband is removable, re-usable, and water-proof, making it ideal for multi-day use or season pass programs. Wristband Strap Material: Polyester and nylon materials. Custom Printing: Full color dye-sublimation printing inside/outside wristband surface. Dimensions: (Circumference x width) 185mm x 25mm: Ideal for large adult wrists 160mm x 25mm: Ideal for youth and small adult wrists. 145mm x 25mm: Ideal for child and youth wrists. RFID Inlay Strap Material: Made of a special mix of nylon and cotton materials with enclosed RFID chip to reliably store and transfer data. Custom Weaving: Choose up to 8 PMS thread colors per design. Custom Serialization: Up to 8-digit variable data or Tag UID laser engraving