Ultra-light Mindset micro-dial fit system with height adjustability for the perfect fit. 4th Dimension Cooling System with deep internal channels, large vents, and aligned exhaust ports. Composite matrix internal reinforcement allows larger vents for enhanced cooling. drirelease® Merino wool pads for increased comfort and sweat/ temperature management. Thin, soft, and lightweight 4X DryLite webbing won’t stretch out with sweat or water. Tri-Fix web splitter for improved comfort and ease of strap adjustments. Instrap webbing system for ultra-light construction and security. Reflective decals for increased visibility in low-light conditions. MIPS-equipped.