The KS19 is an essential piece of tactical equipment protecting the wrist and forearm with 2-ply, 7 oz. 100% KEVLAR. Resists bites, scratches or cuts from sharp objects. The KEVLAR construction is heat- and flash resistant, and will not support flame or combust up to 500°F (260°C). This sleeve is very light, breathable and will not restrict movement. They are 19 in. (48 cm) in length. Sold in pairs. One size fits all.