- KEEP MOST OF THE SUN OUT OF YOUR EYES : Motorcycle helmet photochromic visor changes colour depending on the sunlight reaching the visor and will be clear indoors. Helmet with a sun visor can be operated depending on the intensity of the sunlight while riding. - COMPATIBLE WITH : It fits Shoei RF-1400, Z-8 and NXR2 Helmets.It's suitable for both men and women and is a coated photochromic motorcycle helmet accessory. - SELF-ADJUSTING TINT VISOR : Made of poly-carbonate visor with nano coated,it does a great job of blocking sunlight,anti glare and does not reduce your view much at all.Helmet transition shield react to UV rays and vary with its intensity,clear-to-light smoke tint. - 2 IN 1 TRANSITION VISOR FOR FULL FACE MOTORCYCLE HELMET : Photochromic helmet visor can provide protection not only from winds, rain,small debris,insects and bugs, but also enough shade to your face, without the need to wear sunglasses. - INSTALL IN JUST SECONDS : Easy replacement helmet shield.Great in the day in sun, cloudiness, sunny,shady transitions.Better visibility in bright daylight and staying safe on the road.NOTE:It should only be cleaned with warm water and a soft cloth, without any chemical products, to avoid degrading the nano coated finish.