Fox racing demo mtb shortsfox racings demo mtb shorts are made of 600d polyester on the main body to provide superior durability its rap construction has been specifically designed to give you the perfect fit on the bike while the woven stretch front gusset and rear yoke offers unrestricted movement an interior mesh liner ensures extra comfort and the adjustable front ratchet closure allows for easy adjustment on the fly features600d polyester main bodyrider attack position rap constructio