Shoei Breath Guard XR800, XR900, Raid 2, XR1000 (Type B)
Shoe Breath Guard Type B
Fits in the chin bar and deflects your breath to help prevent visor fogging.
They also serve to keep "dead air" from your eyes and face.†
Fits the following:
XR800, XR900, RXR, RAID 2, XR1000