arix ii sport riding helmet dark navy RGroup_12505 NATHE bit guards made of Each bar equals the NATHE bit guards made of high quality rubber prevent the bit from slipping through and thus protect the sensitive corners of the mouth prebiotics and probiotics The robust combination of an ABS outer shell and shock absorbing EPS inner shell ensures maximum safety and complies with the current EN 1384:2023 standard The soft memory foam lining adapts individually to the shape of the head and noticeably enhances comfort