Features: Experience bright celebrations with our 9Pcs LED Glow Bracelets, featuring multiple lighting modes (stable glow, flashing) and made from soft, skin safe silicone for all night comfort during concerts, parties, and nighttime event. These rechargeable glowing party accessories combine high brightness LED beads with flexible silicone construction, offering adjustable fit for kids and adults while creating sparkling light effects in dark environments. Designed for both children (age 3+) and adults seeking safe rave gear, these waterproof wristbands ensures worry release wear during outdoor festivals, sports event, and glow themed birthday parties. Perfect for concert crowds, marathons night runs, and Halloween parties, the portable bands maintain 8+ hours of glowing through built in lithium batteries, keeping groups visible and energized during nighttime activities. Easily coordinate team color or create mesmerizing light patterns across wrists simply twist to activate the crush resistant silicone bands that withstand dancing while remaining comfortable for extended wear. Specifications: Materials: Silicone Size: 7.5cm/2.95inches Diameter, 20cm/7.87inches Circumference Type:Button Styles/Voice Controlled Version/Vibrations Type(Optional) Package Includes: 9Pcs LED Night Running Silicone Glowing Bracelets note: Please allow 1-2cm error due to manual measurement. Please make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks!