Sturdy, durable, elastic mixed fabrics made of recycled polyester, organic cotton and elasthane Very pleasant to wear due to elastic insets Waistband with belt loops Knee pad pocket reinforced with CORDURA®, back pockets and pocket mouth Tearproof triple stitched seam Pockets, several tool pockets 1 zipped pocket Ruler pocket, pen holder, mobile phone pocket Zips: YKK