NWT in Color Blue Night Warm and durable yet lightweight enough to allow a full range of motion, these high-performance overalls feature a ThermaLock™ fabric shell with 85 grams of ThermaTech insulation to protect against temperatures from -20° to +35°. An inner fabric layer wicks away moisture for the ultimate stay-dry wear, no matter the elements. Adjustable suspenders offer customized fit, plus elasticized side gussets to accommodate extra mobility. Reinforced, sealed seams provide extra protection against wind and rain. Zippered pockets offer warmth and practical storage for essentials. Boot gaiters grip boots for complete insulation and moisture protection while boot zippers allow easy on/off ease. 600-denier ballistic nylon reinforcement at the ankles, scuff guards, and hem for extra protection. Easy-access O-ring secures keys, gloves and lift tickets. Water and wind-resistant. Machine washable.