Gardner Bender Thin-Wall Heat Shrink Tubing, 3/8 In. x 4 In. a versatile solution for cable insulation, marking, and bundling. With its thin-wall design, this tubing provides superior mechanical, abrasion, and moisture protection. It is also flame-retardant and resistant to common fluids and solvents. This heat shrink tubing is designed for above-ground use, making it a reliable choice for a variety of applications where durability and performance are essential. Model Number: HST-375R