Brady M6-187-1-342-WT PermaSleeve Heat Shrink Wire and Cable Label, 1 in L x 0.335 in W, White, Polyolefin Brand: Brady. Part Number: M6-187-1-342-WT. Additional Description: BRAD-M6-187-1-342-WT HEAT-SHRINK LBLS 0.187DIA WT 1 RL/100 ROLL OF 100 EACH ROLL OF 100 EACH. Catalog Description: PermaSleeve® Heat-Shrink Labels 0.187 in Dia WT 1 in RL/100..