Material 11.05 oz denim with stretch full layer of 100 % Du Pont Kevlar® fiber & Coolmax® Safety ultra flache SAS-TEC SC-1/KA Knieprotektoren zertifiziert nach EN 1621-1:2012 (Schutzlevel 1) according to EN 17092-4:2020 Ventilation Coolmax® lining on the skin side: regulates the skin s climate Comfort tapered regular fit Other Features reflective tape inside for rolling up upgradable with hip protector SAS-TEC SC-1/07 or SC-1/KA