These heat shrink tubing kits come in a 2:1 ratio, making it a top-quality and sufficient product for all your wire needs. At a reasonable price, these kits are a must-have for various applications such as electrical insulation, cable bonding, and wire identification. They are available in sizes including 3/8" (10pcs), 1/4" (10pcs), 3/16" (20pcs), 1/8" (30pcs), 3/32" (40pcs), and 1/16" (60pcs) in Part HS2-KIT-4-BK. Part HS2-KIT-2.5-BK also includes sizes such as 1/2" (10pcs), 3/8" (10pcs), 1/4" (18pcs), 3/16" (20pcs), 1/8" (40pcs), and 1/16" (60pcs). In addition,