Sturdy, durable, elastic material mix of recycled polyester, organic cotton and elastane Elastic waistband with belt loops Knee pad pocket reinforced with CORDURA® Tearproof triple stitched seam Pockets, several tool pockets 2 zipped pockets Ruler pocket, pen holders, mobile phone pocket Reflective elements (without protective function/no PPE) at the front and at the back Zips: YKK