GREEN DEVIL Universal Bump Cap Insert for Baseball Caps Vented Lightweight Safety Bump Hat Insert for Men Women1Pack Grey

【Impact-resistant Protective Bump Cap Insert Shell】GREEN DEVIL Airlite Basic bump cap insert is made of a lightweight, high-density HDPE material ，hard to fade , tough and reliable, which can be applied for long time use. Exquisite workmanship, the smooth surface will not hurt your hair or head.Effective protection against bumps, scrapes, bruises and other head injuries. Great for for a variety of outdoor activities or low-risk workplaces.. 【Convert your favorite baseball caps into lightweight, comfortable head protection】The flexible sides&edges of the insert shell allow it to good fit in most baseball cap or truck cap.One size fit most,satisfy the different head shapes needs of ball cap owners. Easy to use, can be easily and conveniently installed into a variety of hats, caps and headgears.. 【More comfortable and BREATHABLE】The customized bump cap insert is designed to offer maximum ventilation for continuous airflow and superior breathability—all without compromising protection.. 【Extra protective design for the back of the head】The protection of the back of the head is often overlooked. Unlike other brands of bump cap inserts, our bump cap insert specifically adds a protective design for the back of the head, providing more comprehensive and thoughtful protection for your head.. 【Safety Application】This bump cap insert ideal for mechanics,automobile assembly,maintenance,industrial manufacturing,urban rail transit, workshop processing, outdoor sports, airline baggage handlers, as well as workers in warehouses,factories, in-home services and other industries that do not require safety hard hat protection but still need protection against worker-generated injuries.