ONE Industries // MX Helmets. Engineered from within is the philosophy they live and die by at ONE. Their helmet range is no different. Three years in the making and harnessing the very latest ground-breaking technology from Mips®, the attention to detail through everything from shell construction to graphics, finish, fit, comfort and weight is second to none and stays true to that core philosophy. The X-197 is the carbon offering complete with best-in-market premium helmet bag and first-to-market 'invisible' Mips® Integra TX technology, incorporated directly into the helmet's comfort liner. The X-297, in fiberglass construction, is offered in 12 colors across 2 graphics. No corners cut - From design through to technology. Engineered from within. X-297 Fiberglass Helmet Technology and Features: Lightweight full fiberglass shell construction.