Core Beanie

The OMM Ltd Core Hoodie redefines active insulation with PrimaLoft® ACTIVE ultra-light fabric. It offers fleece-like warmth at less than half the weight, and when worn with a shell, it's a highly efficient insulator. Its outstanding air permeability means even a gentle breeze can dissipate excess heat, allowing you to keep it on after warming up and adjust your temperature by removing the shell. This versatile piece excels from valley to summit and effectively wicks moisture, ensuring you stay dry in both wet and dry conditions.

The OMM Ltd Core Mitts are adaptable and designed to be worn either on their own or with a waterproof shell overmitt. They utilize an innovative approach to active insulation, as the entire OMM Core Range is crafted from PrimaLoft® ACTIVE ultra-light insulating fabric. This advanced material combines the warmth of fleece with less than half the weight. When used with a shell, the Core becomes a highly efficient insulator.

The OMM Ltd Core Tent Socks are cozy socks designed to keep your feet warm inside your tent. Made with innovative PrimaLoft® ACTIVE insulating fabric, these fleece socks offer excellent warmth while remaining lightweight and easy to pack. They are perfect for use in a lightweight sleep system to enhance warmth and preserve heat at night, rather than for everyday wear.

The OMM Ltd Mountain Raid 160 is a PrimaLoft insulated, minimalist sleeping bag that's perfect for competitors and fast packers that require a strong but lightweight sleeping system. The Mountain Raid provides and excellent degree of warmth for its weight and has been constructed from OMM's own windproof PointZero fabric with DWR which offers a decent amount of water resistance for if or when your pack takes a dunking en route to camp.

The OMM Ltd Core+ Women's Hoodie is an ultralight, versatile hoodie designed to keep you warm from valley to summit. Using innovative Primaloft® Active insulation, this hoodie is perfect for long winter runs, camping, or tackling freezing days in the mountains. The entire OMM Core Range is made from Primaloft® Active fabric, which combines synthetic insulation woven through a breathable mesh. This gives you the warmth of a fleece at less than half the weight. When paired with a shell, the Core+ becomes an incredibly efficient insulator, allowing excess heat to escape with ease. It’s the ideal layer for active, cold-weather adventures.

The OMM Ltd Core Zipped Vest is an ultra-light, breathable running layer designed with innovative PrimaLoft Insulation. This unique active insulation layer combines the warmth of a fleece with less than half the weight, maintaining insulation even when wet. When paired with a shell jacket, it provides remarkable warmth, but its high air permeability lets a breeze easily cool you down, making it ideal for maintaining comfort as you warm up. Keep your Core layer on for effortless thermoregulation - just adjust your outer shell, for example the 49g Sonic windproof, to stay in control of your temperature.

The OMM Ltd Core Liner is crafted to enhance the warmth of your sleeping bag and can also serve as a blanket when you reach camp. It features the most effective synthetic insulation, providing maximum warmth with minimal weight. Its design is both warmer and lighter—less than half the weight of a typical fleece—and delivers down-like performance when dry, while still performing well when wet.

The OMM Aether Jacket is the ultimate in lightweight durability, designed to tackle the toughest conditions, from October’s OMM race to alpine peak enchainments. Crafted with industry-leading Dyneema technology, it combines mountaineering-grade strength with exceptional breathability and waterproofing, all in a package weighing under 230g. Built for runners who demand protection without compromise, it surpasses even the acclaimed Kamleika in innovation and performance.