Thickness of all pads: 3 mm. Anti-Slip Pads/Feet. Self adhesive feet available in two material types and two shapes:. Nitrile - Ideal for use with our range of levelling feet. Nitrile benefits from a high co-efficient of friction and excellent resistance to most chemicals. Withstands continuous temperature of -20°C to +70°C Dychem - Offers 'super high' non slip properties; absorbs shock and vibration; non-conductive; non-toxic; withstands temperatures from 0°C to +50°C