Adjustable Bike Helmet – Product OverviewKey FeaturesAdjustable Fit: One-handed dial system fits head sizes from 57–61 cm, with a soft chin pad and quick-release buckle.Lightweight & Breathable: Weighs just 260g and features 21 ventilation vents for improved airflow. The inner padding is removable and washable.LED Rear Light: Built-in rear LED light offers 3 modes—fast flash, slow flash, and steady—for improved visibility during rides.Removable Sun Visor: Helps protect against sunlight and light rain and can be removed depending on your riding style.Multi-Sport Design: Made with in-mold technology, combining a durable PC outer shell with EPS foam for impact protection. Suitable for cycling, mountain biking, skateboarding, climbing, and other outdoor activities.ProsAdjustable and comfortable fitLightweight at 260gExcellent ventilationBuilt-in rear safety lightRemovable sun visorSuitable for multiple outdoor sportsWashable inner paddingConsFits only 57–61 cm head circumferenceCR2032 battery for the rear light needs periodic replacementVerdictA lightweight, versatile helmet designed for everyday cycling and outdoor activities, offering adjustable comfort, ventilation, visibility, and added protection in one practical design.