Cut Resistant: Kevlar ® provides increased protection against cuts, slashes and abrasion, whilst maintaining a high degree of dexterity for the wearer. Comfort: Soft Kevlar ® fibres and seamless construction will not irritate arms, even during long periods of wear. Heat Resistant: Kevlar ® aramid fibre offers increased resistance to heat. Double Ply Kevlar ®: Offers increased protection to the arm from cuts and abrasion (not applicable to loose fit sleeve). Thumb Slot: Ensures that the sleeve will not slip exposing the wrist or arm (not applicable to 12†sleeve or loose fit sleeve)