The Alna 2.0 Construction BIB puts an emphasis on comfort. With stretch fabric, broad center back loop for extra stability and a gusset in the crotch for freedom of movement this product is a great choice when you need something reliable and visible for work. The addition of heat transfer reflectives gives it a cleaner look and fit. :EN ISO 20471:2013 Class 2 2-way stretch fabric Elastic suspenders Chest pocket with Ykk® zipper Pen pocket 2-way Ykk® zipper at front Cordura® hanging pockets with double lined bottom and nylon webbing for durability Broad center back belt loop for extra stability and strength Gusset in crotch for freedom of movement Plastic covered metal buttons Thigh pocket with fastener closure and several compartments ID card loop Ruler pocket in Cordura® reinforcement fabric Cordura® fabric reinforcement on knees and bottom hem Articulated knees for optimal mobility Knee Pad pockets accessible from the inside Knee Pad position can be adjusted by 5 cm for optimal mobility Possibility to increase leg length by 5cm