UV shoelaces are like regular shoelaces but with a cool twist! These laces have a special feature that makes them light up when exposed to ultraviolet (UV) light. UV light is often found in sunlight or under blacklights, which are commonly used in parties or events with funky lighting. So, when you wear shoes with UV laces and step into UV light, your laces will glow and add a fun and eye-catching element to your footwear.