SOL'S SOLSTICE PRO, WORKWEAR OVERALL WITH SIMPLE ZIP, 65% polyester - 35% cotton POLYCOTTON 240, 10 pockets, Pockets with flaps and reflective piping, Knee pad pockets, Elasticated waist on the back, Gussets at the back, Zip with double zip pull, Woven inside ID label. About sizes matching, please refer to the size chart in the product documentation section.