Ride light. Ride safe. Ride fresh. Designed for everyday cycling and long rides alike, the lk-66 lightweight helmet combines advanced protection, superior ventilation, and antibacterial comfort so you can focus on the ride, not the weight on your head. Lightweight protection you can trust built with a pc shell integrated eps foam structure, the helmet effectively absorbs and disperses impact energy, reducing direct force to the head in the event of a collision.Certified to eu ce and gb safety standards, it delivers reliable protection backed by professional testing. Only about 240g barely there weighing approximately 240g, the lk-66 significantly reduces head and neck fatigue.The 20-vent airflow system channels fresh air through the helmet, accelerating heat and sweat evaporation to keep your head cool and dry throughout the ride. Ionic plant-based antibacterial lining the inner lining features ionic plant-based antibacterial technology, designed to inhibit bacterial growth caused by sweat and moisture. Antibacterial & deodorizing fabric reduces odor buildup high-density sponge with silicone padding removable & washable for easy maintenance precision fit for more head shapes the integrated adjustment system allows easy fine-tuning with a rear adjustment knob, ensuring a secure and comfortable fit. Adjustable head circumference: 58 62 cm l size compatible with multiple head shapes stable fit without pressure points thoughtful details for everyday comfort pc edge protection...