Damascus Q5 Quantum Series Leather Gloves with Cut Resistant Razornet Ultra Liners, Large Leather 60%/Polyethylene-fiberglass-polyester blend 40% Imported USA Made Razornet Ultra is a Damascus proprietary blend of yarns Lab tested according to the CE Certification test criteria of EN388 (European Standard) and exceed Level 5, their highest cut resistance level Smooth premium quality aniline finished cowhide with embossing Soft comfortable Razornet linings also incorporate Spandex for form-fit AlphaSan antimicrobial protection in liners eliminates bacterial or fungi growth as well as odors