Over the past decade, Massif has revolutionized flame-resistant (FR) gear by developing high performance fabrics and garments that offer comfort, protection and durability. Along the way, professionals who discovered Massif products began to ask for a line of no melt, no drip garments that met their standards for smart design, uncompromising quality and outstanding performance. The Nitro Knit Boxer Briefs base layer with 37.5 Technology offers protection for day-to-day activities. Extremely lightweight and breathable fabric with 37.5 Technology works with body heat to dissipate moisture keeping you dry and comfortable. With the use of 37.5 technology Massif has created products that combine their mission-specific design standards with the very best no melt, no drip technical fabrics. These next-to-skin base layers have a performance fit and multi-dimensional stretch for ease of movement and layering.
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Waist: Measure at narrowest part of waist above hips.