These thermal gloves have a napped acrylic liner to them and they are latex coated to ensure that they are weatherproof and prevent coat air and moisture entering them to provide a superior warmth. EN388: 2016 Level 1 - Abrasion Level X - Cut Resistance Level 4 - Tear Resistance Level 1 - Puncture Level B - ISO 13997 Cut Resistance EN 511: 2006 Level 1 - Convective Cold Level 1 - Contact Cold Level X - Water Permeability EN 407: 2004 Level X - Burning Behaviour Level 2 - Contact Heat Level X - Convective heat Level X - Radiant heat Level X - Small splashes of Molten Metal Level X - Large splashes of Molten Metal PRODUCT FEATURES Extra Cold Resistance Double Coated Latex Wet and Dry Grip 13 Guage napped acrylic liners