• 【360° Full Reflective Coverage】Features comprehensive reflective coating on all surfaces that provides exceptional visibility under vehicle headlights for enhanced nighttime safety.
• 【Waterproof Protection】High-density waterproof fabric effectively prevents rain penetration while keeping the helmet interior dry during wet weather conditions.
• 【Fluorescent Green Trim Design】Bright fluorescent green elastic edging enhances daytime visibility and provides superior color contrast for increased safety awareness.
• 【Quick-Adjust Fastening System】Drawstring adjustment allows for one-handed operation and secure fitting across various helmet sizes and shapes.
• 【Compact Portable Design】Lightweight and foldable construction enables easy storage in bags or pockets when not in use, making it ideal for commuters and cyclists.

Specifications:

• Material: waterproof fabric
• Opening Circumference: 85cm±2cm