Covered zipper, 2 side pockets with flap, breast pocket with flap and pen pocket, back pocket with flap, ruler pocket with flap, elasticated back, legs with adjustable press-studs, adjustable shoulder straps with elastic and reflective stonor striping. Quality: 54%/45%/1% modacrylic/cotton/carbon, 2/1 twill weave + DWR, 320 gr/m2 ( orange) 50%/27%/22%/1% polyester/modacrylic/cotton/carbon + DWR, 355 gr/m2 (yellow). Available colors: navy/orange and navy/yellow. Available sizes: 44-66