THE ULTIMATE ALL-IN-ONE VISIBILITY VEST! FEATURING 360° LED ILLUMINATION AND REFLECTIVITY IN A FRAME WEIGHING UNDER 3OZ., THIS VEST IS A MUST HAVE FOR LOW-LIGHT ADVENTURES. Minimalist featherlight Xinglet Optic Beam™ vest design weighs under 3oz. Ultrabright bioluminescent jellyfish inspired 360° LED illumination technology Entirely reflective Xinglet™ front and back visibility booster zones, and adjustable side reflective boosters Fully size adjustable, moisture resistant design Hook and loop closure for easy on/off USB rechargeable (charging cable included), no batteries to replace! Solid (multi-color strobe on rainbow model) and 2 flashing modes with easy push button on/off Run Time: 6 hrs. flash/ 3 hrs. solid Modes: Quick Flash, Slow Flash, Solid Battery: Rechargeable Amphipod Xinglet Optic Beam Lite Rechargeable Flashing Reflective Vest in Wild Rainbow