The Centurion Vision Plus is a Specialised Safety Helmet with Moulded Integrated Eye Protection. The visor design allows for prescription eyewear to be used underneath it.<br> Head Protection - Meets ANSI Safety standards ANSI Z89.1-2009 Class E-20,000V. Lightweight, durable ABS shells feature extended neck protection, shorter brims for greater upward visibility, and of course, comfortable fits.<br> Eye Protection - Meets ANSI standards Z87.1-2010 Z87+. Visors utilize unique, patented retractor mechanisms, allowing for full retraction inside shells. There are no nose moldings to restrict visibility. The visors are easily replaced without tools.<br> Comfort - Designed for optimal comfort, VISION PLUS utilize six-point harnesses and fitted Hydro-Flock sweatbands.<br><br> Replacement parts and optional accessories are available on Amazon. Search the following ASINs on Amazon to purchase them if needed:<br> Visor - Part number S577: Search for B076FHNF2Z on Amazon. <br> Sweatband - Part numbers S31D or S31F: Search for B00XVZRGNK on Amazon. <br> Cradle with Wheel Ratchet - Part number S33/35: Search for B01FV13AZY on Amazon. <br> Elastic Chinstrap - Part number S30E: Search for B00VATKY7Y on Amazon. <br> High Intensity Reflective Stickers - Part number S30HIRS: Search for B01G4BG138 on Amazon. <br><br> Optional Ear Protection - Scala XI Ear Defenders - Part number S72CE: Coming soon <br>