Thermal Technology in a Slim Fit 40% warmer than regular denim Wind-resistant Thermoregulating EZWaist(TM) Hip Slot(TM) Reinforced front pockets Tool loop Nested pockets Phone pocket Reinforced front Crotch gusset Knee pad slot Slim fit. Cold proof Say goodbye to bulky layers and hello to your new winter work essential. These women&';s work pants bring the heat-literally-with our exclusive HOTSWAPA(R)(TM) stretch denim that&';s 40% warmer than standard denim. It&';s rugged on the outside, soft and brushed on the inside, and moves with you through every bend, lift, and hustle. It thermoregulates to keep your temp just right, indoors or out. And because it&';s made with recycled fibers, each pair keeps 8 plastic bottles out of the landfill. Add our signature EZ Waist(TM) waistband, a mobility gusset, and 10 functional pockets, and you&';ve got the slim, warm work pant you&';ve been waiting for.