Top-quality Split-Leather Rigger. Thinsulate Liner offers Thermal Properties. Cotton Drill Cuff with a Knit Wrist Extensions, Locking Heat in the glove and Preventing Debris Getting Inside. Leather Knuckle Patch with Hi-Vis Reflective Tape. Strong Cotton Drill Backing. Examine gloves for damages, splits and holes before each use. Always replace damaged gloves. Only properly fitting gloves guarantee protection and grip. Store at normal room temperature in a dry, well ventilated area. Avoid direct heat radiation, do not wash.