M Packaged Base 3.0 Legging

The Under Armour M Packaged Base 3.0 Legging delivers lightweight thermal protection engineered for active duty, training, and outdoor operations where core temperature regulation is essential. Designed as a base layer foundation, these leggings work in conjunction with outer garments to trap body heat without the bulk that restricts movement or adds unnecessary weight. Whether worn during extended field operations, cold-weather training, or tactical exercises, the Base 3.0 Legging addresses the need for responsive insulation that doesn't compromise mobility or fit under tactical gear.

Under Armour's proprietary construction combines soft, smooth fabric with strategic moisture-wicking properties to maintain comfort during periods of elevated activity or static positions in cold environments. The legging's streamlined design minimizes seams and eliminates excess material that would create pressure points under load-bearing equipment. The fabric's thermal retention technology works by creating an insulating layer without the heavy, restrictive feel of traditional wool or fleece base layers, allowing unrestricted leg movement during climbing, running, or prone shooting positions. At 0.64 lbs, the Base 3.0 delivers measurable warmth with minimal packed weight—critical for personnel managing load budgets in field scenarios.

Military personnel, law enforcement operators, outdoor enthusiasts, and athletes benefit most from layering with the M Packaged Base 3.0 Legging during cool to cold conditions where sustained performance depends on stable body temperature. The medium sizing accommodates standard-build operators and ensures the legging fits smoothly under combat trousers, tactical pants, or athletic wear without bunching or creating visible outlines. Compact dimensions of 7.1 x 3.35 x 9.2 inches mean the packaged legging stores efficiently in rucksacks, go-bags, or vehicle kits for rapid deployment when weather conditions change during extended operations.