Cutshield™ Para-aramid/steel/polyester liner with level 5 cut resistance. Heavy duty rubber on knuckles, fingers and thumb for digit protection. High abrasion resistant Durafibre™ microfibre palm with silicone printed palm and a neoprene cuff with secure Velcro closure. Cut level 5: Extreme cut hazards. These gloves are used for jobs that involve very sharp blades, such as: a meat butcher, and for heavy metal stamping and plate glass work.