Denim fabric - 98% cotton and 2% spandex Reinforced with original DuPont Kevlar lining throughout impact areas - hip, thighs and knees Elastic panels on knees and back for added comfort level. Internal CE standard armor pockets Comfortable slim fit style. Added length to ensure your ankle's safety while riding Complementary removable CE approved standard Armor are provided Experience next level of comfort with this biker style jeans, quality denim stretchable fabrics and elasticated panels on knee and back, making this jeans a perfect pick for long touring while Aramid fiber lining throughout impact areas and removable Armors leaving you with nothing to worry for your protection on road. DuPont and Kevlar are trademarks or registered trademarks of E. I. du Pont de Nemours and Company.