The superior quality materials and construction methods make the RT43 the favorite item among all rail and road workers. The fabric is very resistant and the Texpel treatment helps to repel dirt. It has a comfortable chest pocket and adjustable straps. Technical data: Durable polyester / cotton fabric with Texpel finish against dirt. Reflective band for greater visibility. 7 large pockets. Side access pockets. Adjustable side openings for greater flexibility. Adjustable straps with buckle closure. Back pocket with flap. Pockets with zipper. Double ruler pocket. CE certified. Knee Pad Pockets * Knee pads sold separately.